MEP WORK

Data Centers Cooling Load Excel Calculator

noreply@blogger.com (MEP WORK) — Sun, 11 Oct 2026 22:33:50 +0300

Calculating the cooling load of a Data Center or IT room is essential for selecting the appropriate air-conditioning capacity and maintaining reliable operating conditions for critical equipment. Unlike typical office spaces, data centers generate significant internal heat from servers, racks, UPS systems, lighting, and other electrical equipment. A properly prepared cooling load calculation helps engineers estimate the required cooling capacity more accurately.

Data Centers Cooling Load

Data Center Cooling Load:

This Data Center / IT Rooms Cooling Load Excel Calculator provides a practical way to estimate the cooling requirements of server rooms and other technology spaces. The Excel calculator can help organize the main heat gains and calculate the total cooling load required for the space.
Typical inputs may include server and IT equipment loads, UPS losses, lighting loads, occupancy, room dimensions, ventilation requirements, and other applicable heat sources. The calculated results can then be used as a reference when selecting suitable cooling equipment and designing the HVAC system.

Download the Data Center Cooling Load Calculator (ASHRAE based calculation)

This cooling load Excel calculator can be useful for HVAC engineers, MEP consultants, contractors, and students working on Data Center and IT room projects. Always verify the results against project requirements, equipment data, design conditions, and applicable HVAC standards before using the calculation for final equipment selection.

Central Water Heater Calculator Excel Sheet

noreply@blogger.com (MEP WORK) — Sun, 11 Oct 2026 01:06:40 +0300

Download free Excel sheet (xls) for design central water heating system including the hot water storage and the electrical heater power besides the circulation pump flow and head.
Sizing a central water heater correctly is important for providing a reliable hot water supply in residential, commercial, and other building projects. The calculation should consider the expected water demand, required hot water storage, and the heating capacity needed to recover the stored water. An Excel calculator can make these calculations easier to organize and adjust during plumbing system design.

Central Water Heater Excel Calculator

This Central Water Heater Calculator Excel Sheet is designed to help plumbing engineers estimate the main requirements of a central hot water system. The Excel calculator can be used to evaluate hot water demand based on the building type and connected plumbing fixtures, then determine the required storage tank capacity and heater coil electrical capacity.

The calculation considers factors such as hot water demand, demand and storage factors, required water temperature, and the heating capacity needed to maintain the desired hot water supply. The heater coil capacity can be expressed in kW, helping engineers coordinate the central water heater with the electrical system. These calculation principles are also reflected in MEP WORK's water-heater spreadsheet resources.

Download Central Water Heater Excel Calculator

This central water heater Excel calculator calculates the water heater storage, the electrical power and the hot water circulating pump capacity, it is a useful reference for plumbing engineers, MEP designers, contractors, and students. Always verify the results with project requirements, equipment data, applicable codes, and manufacturer recommendations before final equipment selection.

Download Revit Mechanical HVAC Test pdf

noreply@blogger.com (MEP WORK) — Sat, 10 Oct 2026 23:22:13 +0300

A Revit test is a useful way to evaluate knowledge of BIM workflows, HVAC design, and mechanical modeling. For students, engineers, and BIM professionals, practicing with a Revit Mechanical HVAC Test can help improve understanding of building services coordination and develop practical modeling skills. Revit allows HVAC systems to be modeled in a coordinated 3D environment, making it easier to review layouts, equipment, ducts, and system connections.

See Also: All Revit Keyboard Shortcuts PDF

Free Revit Mechanical HVAC Test pdf

Revit Mechanical HVAC Test

This HVAC test provides a practical exercise for users who want to assess their skills in Revit HVAC modeling and BIM-based mechanical design. The test can cover important tasks such as creating mechanical equipment, modeling supply and return air ducts, placing air terminals, connecting HVAC systems, and reviewing the model in different views.
A typical Revit test may also require users to apply correct system types, duct sizes, fittings, equipment parameters, and annotations. BIM coordination is another important part of the exercise, as HVAC models should be accurately coordinated with architectural and structural elements to reduce clashes and improve project documentation.

Download Revit HVAC Test File

This Revit HVAC test can be useful for BIM engineers, HVAC designers, MEP professionals, and students preparing for practical assessments. Use the file to practice BIM modeling, HVAC system development, and coordinated mechanical documentation.

Fire Life Safety (FLS) AutoCAD Drawing Sample

noreply@blogger.com (MEP WORK) — Sat, 10 Oct 2026 22:29:31 +0300

Download free fire life safety drawing for a tower building consists of 2B+G+2 PODIUM+16 TYPICAL FLOORS +DUPLEX PENTHOUSE. A Fire Life Safety (FLS) AutoCAD Drawing is an important part of building design and documentation. It helps engineers, architects, and fire safety professionals coordinate life safety requirements and present essential fire protection information clearly on project drawings. Using an organized FLS AutoCAD Drawing can make design coordination, review, and construction documentation more efficient.

Fire Life Safety dwg

Fire Life Safety AutoCAD Drawing:

This Fire Life Safety (FLS) AutoCAD Drawing Sample provides a useful reference for professionals working on building fire and life safety plans. The drawing can be used as a starting point for preparing and coordinating layouts according to project requirements, architectural plans, and applicable fire safety standards.

A typical FIRE LIFE SAFETY AUTOCAD DRAWING may show important information such as fire exits, escape routes, emergency access, fire-rated elements, stairways, assembly areas, fire alarm devices, and other life safety provisions. The exact drawing content should always be coordinated with the approved architectural design and applicable local regulations.

Download Fire Life Safety AutoCAD Drawing

This FLS AutoCAD Drawing (2B+G+2 PODIUM+16 TYPICAL FLOORS +DUPLEX PENTHOUSE) can be useful for engineers, designers, contractors, and students looking for a practical reference. Always review and modify the drawing to suit the specific project, authority requirements, and approved fire life safety design before using it for construction or submission.

Electrical Project BOQ Sample - Excel Sheet

noreply@blogger.com (MEP WORK) — Sat, 10 Oct 2026 17:38:22 +0300

Preparing an accurate Electrical BOQ (Bill of Quantities) is an important part of electrical project estimation and cost planning. A well-organized BOQ helps electrical engineers, quantity surveyors, contractors, and estimators list materials, quantities, units, and other project requirements in a clear format. Using an Electrical BOQ Excel Sheet can also make revisions, calculations, and project cost tracking easier.

See Also: Electrical Inspection Checklists for Residential Buildings

Electrical Project BOQ Sample

Electrical BOQ Excel Sheet:

This Electrical BOQ Sample Excel Sheet provides a practical starting point for preparing a detailed electrical material list. It can be adapted for different building projects and may include items such as lighting fixtures, power outlets, cables, conduits, distribution boards, switches, accessories, and other electrical works. Excel makes the BOQ easy to edit and customize according to project drawings and specifications.

Download the Electrical BOQ Excel Sheet

Download the Light Current BOQ Excel Sheet

Electrical BOQ Items:

The Electrical BOQ can be organized into the following main categories:

Power: Sockets, isolators, distribution boards, circuit breakers, and electrical accessories.
Lighting: Light fixtures, switches, emergency lighting, exit signs, and lighting accessories.
Cables: Power cables, control cables, conduits, cable trays, cable ladders, and cable accessories.
Fire Alarm: Fire alarm panels, smoke detectors, heat detectors, manual call points, sounders, strobes, and fire alarm cables.
Low Current: Data and telephone systems, CCTV, access control, public address systems, structured cabling, and other ELV systems.

Using a structured Electrical BOQ can help improve quantity takeoff and organize project information before pricing and procurement. Always review the quantities against the latest electrical drawings, specifications, and project requirements before using the BOQ for tendering or purchasing.

Fire Pump AutoCAD Details and Schematic Diagrams (dwg)

noreply@blogger.com (MEP WORK) — Wed, 31 Dec 2025 22:42:00 +0200

Download free AutoCAD details and schematic diagrams for fire pump room components. The file also includes fire pump schedules for all types of pumps, such as diesel, electric, and jockey pumps. These installation details are attached to the fire pump room drawings to assist site engineers in implementing the design in accordance with the project specifications.

Download also: Fire Pump Room AutoCAD drawing and also Fire Pump Room Revit Drawing

Fire Pump AutoCAD Details and Schematic Diagrams

Fire Pump AutoCAD Details dwg:

The following AutoCAD files contain a complete library of details and sections required for the design of a fire pump room and all its arrangements. The library includes fire pumps, fire pump controllers, diesel fuel tanks, valves, as well as discharge and suction piping. It also includes schematic and isometric diagrams for the fire pump room.

Download Fire Pump AutoCAD Details and Schematic Diagrams

The CAD drawings are prepared in compliance with NFPA standards and applicable local code regulations. Adherence to these installation details ensures the proper operation of the firefighting system, including the fire sprinkler and fire hose cabinet networks.

Download Total Area Lisp for AutoCAD

noreply@blogger.com (MEP WORK) — Wed, 31 Dec 2025 12:58:00 +0200

Download free Total Area Lisp for AutoCAD to quickly and accurately calculate the combined area of multiple objects in your drawings. This AutoLISP tool is ideal for architects, engineers, and CAD technicians who need fast area calculations for polylines, hatches, circles, and regions.

See also: Total length Lisp for Autocad for pipe quantity survey and other linear quantities surveying

Total Area Lisp for AutoCAD

Total Area Lisp for Autocad:

Here’s a simple AutoLISP to calculate the total area of selected closed objects (polylines, circles, hatches, etc.). This Lisp file saves time, reduces manual errors, and improves

workflow efficiency.

Download Total Area Lisp for AutoCAD

Simply load the Lisp into AutoCAD, select the required objects, and get instant results in drawing units. This lightweight, easy-to-use AutoCAD Lisp is perfect for land area calculations, quantity takeoffs, and planning drawings.

Electrical BIM Engineer Revit Interview Test Sample

noreply@blogger.com (MEP WORK) — Wed, 24 Dec 2025 22:27:00 +0200

Download BIM Revit test for electrical engineers who applying for BIM modeler jobs. This interview test will prepare you for the electrical engineer interview and it will help you to pass the technical interview.

Most of technical interviews for electrical BIM modelers who use Autodesk Revit are concentrated on Revit test.

Download also: Electrical MEP engineer Interview questions and you may also this Revit shortcuts PDF file that will help you easily use the Revit software

Revit Interview Test Sample

Electrical Revit Interview Test:

The PDF file below includes interview questions starting from opening the Architecture Revit model, passing through making a Revit model for the electrical systems in the building with clash detection process, creating workset and ending with exporting the Revit sheets into CAD and PDF files

Download free Electrical BIM interview test PDF

if you need Architecture Revit models you can download many samples from this link: Revit Project File Samples

Note that there is a difference between the technical test and the oral test in the BIM interview questions, so you need to prepare yourself also for the oral interview. You will face questions like:

What is BIM (Building Information Modeling)?
What is the BIM LOD?
What are the BIM dimensions?

Revit Test for Interview. What is the test like?

Preparing for the BIM / Revit test is important for those who are about to have a job interview, this file above will help you to prepare well for this interview, just follow the questions and practice the answer on Autodesk Revit.

Pipe Thrust Block Calculation Excel Sheet (XLS)

noreply@blogger.com (MEP WORK) — Sun, 23 Feb 2025 14:07:00 +0200

Download free excel sheet calculator for all pipes thrust block design and calculation. A thrust block is typically used to anchor pipelines and prevent movement when pressure is applied to the pipe, calculating the necessary size of a thrust block for a pipeline subjected to internal pressure, commonly for bends, tees, or other fittings.

Download also: Piping Engineering Course PDF

Pipe Thrust Block Calculation Excel Sheet (XLS)

Download Pipe Thrust Block Calculator Excel Sheet (XLS)

Thrust block size is calculated based on some factors like pipe diameter and soil bearing load, and to design thrust block we provided you with excel for finding the thrust block area, volume and dimensions.

Pipe Thrust Block Calculation Steps:

1. Calculate Thrust Force (F):
This is the force generated at a fitting due to the internal pressure.
Formula: =P * PI() * (D^2)/4
Where P is the internal pressure, D is the pipe diameter.

2. Calculate Thrust Block Area (A):
To calculate the required thrust block area, use the formula:
A =F / σ_max
Where F is the thrust force and σ_max is the allowable stress of the soil.

3. Calculate Thrust Block Dimensions:
Once you know the required thrust block area, you can compute the dimensions of the thrust block. Assuming it's rectangular, you could calculate the length and width or use a circular thrust block depending on the shape.

Input Data for Thrust Block design:

Pipe Diameter (D) (m)
Internal Pressure (P) (Pa)
Allowable Soil Stress (Pa)

Once you enter the values for Pipe Diameter, Internal Pressure, and Allowable Stress, the sheet will calculate the required thrust force and thrust block area automatically.

Free Hospital Revit MEP, Architecture and Structure Project (rvt File)

noreply@blogger.com (MEP WORK) — Mon, 10 Feb 2025 23:17:00 +0200

Download free Revit file for a hospital project, the file includes all MEP, architecture and structure model. The hospital building includes all construction sections, and it will help you in practicing Revit.

Download also: School Revit Plumbing Project and also School Revit HVAC project

Hospital Revit MEP Project

By utilizing Revit MEP project samples, professionals can enhance their skills, improve project outcomes, and increase productivity. This hospital MEP project sample serves as a reference and inspiration for real-world projects, helping professionals tackle complex design challenges.

Download Free Hospital Revit MEP Project (rvt File)

This file includes the following systems:

Architectural Revit file
Structural Revit file
Mechanical HVAC Revit file
Electrical Revit file
Fire alarm Revit file

Revit MEP (Mechanical, Electrical, and Plumbing) project samples are crucial for various reasons:

Learning Revit MEP
Understanding MEP Systems
Design and Modeling Techniques
Collaboration and Coordination
Reference and Inspiration
Testing and Validation
Benchmarking Performance

Free Electrical Systems Installation AutoCAD Details dwg

noreply@blogger.com (MEP WORK) — Sat, 2 Nov 2024 08:46:00 +0200

Download free collection of AutoCAD details for electrical systems. All installation details for electrical design of building including the various systems in electrical field such as power distribution, lighting, earthing, electrical cables, distribution boards and many other electrical system components. These dwg details will help you in making the shop drawing as you should submit the installation detail for every electrical equipment in the system.

Download also: Electrical AutoCAD Blocks dwg and also Lighting CAD Blocks

Electrical Installation AutoCAD Details

Electrical AutoCAD details dwg:

The following dwg file includes all electrical systems details that is needed for the design of cable power socket distribution, lighting fixtures distribution, cable routing, single line diagram, cable hanging and trunking, electrical DB and many other items.

Free direct download link just click on the link below and the dwg file will start downloading directly.

Download Free Electrical AutoCAD Details dwg

This electrical dwg details library is very important for electrical design engineers, it will help you attach the installation detail for everything in the design drawing, all electrical project design package usually includes a general details drawing, so now it's easy for you to find the best detail that describe your idea.

You can edit the AutoCAD detail to cope up with the local codes and regulations in your country, as there is little differences frome code to another, be careful to revise every detail before adding it to your drawing.

BMS Data Point Schedule Excel Sheet (I/O List)

noreply@blogger.com (MEP WORK) — Wed, 30 Oct 2024 21:24:00 +0300

Download free BMS io schedule excel template, this example contains title page for project data and equipment quantity page includes all project equipment that need BMS points. And the final page contains the I/O list including the digital input/output and analog input / output points for all project equipment.

Download also: HVAC BMS Drawing pdf for a hospital, and also Siemens BMS product catalogue pdf

BMS Data Point Schedule Excel Sheet

BMS io Schedule Template XLS

The below excel sheet template includes i/o points for Building Management System including all MEP sections:

1- Mechanical equipment (Air handling units, fresh air handling unit, chillers fan coil units, heat recovery, exhaust fans, VAVs and staircase pressurization)
2-Electrical equipment (MCC panels - lighting - generators-elevators)
3-Plumbing Equipment (all building pumps)
4- 3rd Party equipment (lighting control - fire alarm)

Download BMS I/O List Excel Sheet

Excel sheet author: Ahmed Essa
Excel sheet password: 1988

What is the importance of BMS io point schedule?

The BMS point the physical inputs and outputs which are wired to and from the BMS controller. The point list is used to make a survey for all types of points and type of digital inputs and digital outputs / analog inputs analog outputs through the whole project. After that you can order all sensors in the BMS system and estimate their cost.

Water Pump NPSH Calculator Excel Sheet XLS

noreply@blogger.com (MEP WORK) — Mon, 28 Oct 2024 16:55:00 +0300

Download free pump NPSH excel calculator, the net positive suction head is important factor in selection of pumps, as the proper NPSH calculation will prevent pump cavitation. The available NPSH at the suction side of any pump must be greater than the required NPSH, water pump NPSH calculator is now between your hands, and you can calculate the available net positive suction head for the water pump.

See also: Pump Cavitation and NPSH Notes PDF

Water Pump NPSH Excel Calculator

Pump NPSH Calculation Formula:

Pump NPSH Formula

NPSHa > NPSHr

Where:

NPSHa : Available Net Positive Suction Head at pump inlet (m)
NPSHr : Required Net Positive Suction Head at pump inlet (m)
Patm: Atmospheric pressure at specified altitude (Pa)
Pvapor: The vapor pressure of the fluid at the present temperature (Pa)
Hgeo: Pressure loss in the suction line (m)
Hi: Water level's vertical position in relation to the pump (m)

Pump NPSH Calculator

Download Pump NSPH Calculator Excel Sheet XLS

Note:

Results have been calculated for water medium. For other mediums density and vapor pressure would vary accordingly.
NPSHr would be recommended by pump manufacturer based on performed pump test according to ISO 9906.
Relevant margin has to be decided from case to case and would be dependent on the accuracy of input data. (Less accuracy = Higher margin)
Its user's responsibility to check or validate the right input data.

Pump Horsepower Calculator Software (Free)

noreply@blogger.com (MEP WORK) — Thu, 24 Oct 2024 15:08:00 +0300

Download free program for calculating pump power in (HP). This small-size-software depends on pump flow and head and efficiency to calculate the pump total power.

The pump power is shown in the pump curve or in the specifications of the pump it is very important and can be calculated with the following formula:

Download also: AHU fan power calculator excel sheet

Pump Horsepower Calculator

Pump power formula in HP:

To calculate pump power in horsepower (HP), you can use the formula:

\text{Power (HP)} = \frac{\text{Flow Rate (GPM)} \times \text{Total Dynamic Head (TDH) (ft)} \times 0.0208}{\text{Pump Efficiency}}

Where:

Flow Rate (GPM) is the flow of water in gallons per minute.
Total Dynamic Head is the total height that the pump needs to lift the water, measured in feet.
Pump Efficiency is a decimal (e.g., 70% efficiency would be 0.7).

If you have specific values for flow rate, head, and efficiency, I can help you calculate it!

Download Pump Horsepower Calculator Software (Free)

This software will help you easily find the pump power depending on the followings inputs:

1. pump flow rate in gpm

2. pump head in ft

3. pump efficiency

enter all these inputs and THE SOFTWARE MAKES CALCULATIONS AND GIVES you the pump power in HP.

Download Carrier HAP 6.2 - Hourly Analysis Program - for Cooling Load Estimation

noreply@blogger.com (MEP WORK) — Tue, 22 Oct 2024 12:54:00 +0300

Download free Carrier HAP 6.2 for cooling and heating load estimation, the well-known AC calculation Hourly Analysis Program from Carrier. We introduce a direct download link from Carrier website.

The new version of HAP 6 software contains new features that will help HVAC engineers to cope up with the modern BIM technology.

Download also: the earlier versions Carrier HAP 4.9 and HAP 5.1

HAP 6.2 Hourly Analysis Program

Carrier HAP 6.2 Free Download

Download Carrier HAP 6.2 Software (direct link from carrier)

Hourly analysis Program is an important software for HVAC design engineers, it is used for estimating cooling load and ventilation rate for air conditioning systems for buildings.

The program is also used for making simulation and calculating energy cost for buildings.

Free HAP 6.2 will help you in doing all these calculations easily and after that you can make reports for all input data and output data.

What are the new features in HAP v6.2 ?

1. Building Modeling: “Import gbXML” option is added to facilitate integration between HAP and BIM or CAD tools.

2. LEED v4.0 : Added features for conducting a Standard 90.1 Appendix G performance rating analysis and then generating a LEED v4.0 Summary report.

3. Calculation Engine: The calculation engine is updated to EnergyPlus version 23.2 which resolves certain calculation problems, updates calculations, and in some cases delivers a calculation speed increase.

4. Other Enhancements and Problem Fixes: Made other enhancements involving project data management, building modeling, space models, air systems, plants, utility prices, and documentation.

How to Install HAP Software?

see the following video, it shows you how to install HAP v5.10

AC Condensate Drain Calculation Excel Sheet XLS

noreply@blogger.com (MEP WORK) — Thu, 30 May 2024 07:45:00 +0300

Free spreadsheet calculator for finding the condensate drain flow rate, it is important to know the amount of condensate drain in air conditioning systems as it will guide you to make sizing for condensate pipes in addition you will determine if it shall be insulated or not. The condensate amount will be drained or stored for irrigation.

Download also: Chilled water pipe sizing excel sheet

Condensate Drain Calculation

Condensate drain calculation formula:

to calculate air conditioning condensate volume, follow this equation:

Condensate flow (GPM) = M air * dW air / ( V air * 8.33)

M air: Air flow rate (CFM)

dW air: Air specific humidity difference

V air: Air Specific volume

and if you need to calculate the total amount of condensate you need to know the following:

-Average Working Hours / Year (Hr / Year)

-Diversity Factor (take it 70 %)

Download the following excel sheet calculator and you will be able to make all these calculation easily.

Download Condensate Drain Calculator Excel Sheet for Air Conditioning Systems

What is impotance of AC condensate drain?

The goal of the air conditioning condensate drainage system is to dispose of the condensed water from the air conditioning unit, if there is a problem with the air conditioning drainage system, it can cause various damages to the building.

According to international codes, it is prohibited to discharge air conditioning water into the street (Free discharge), and it is also forbidden to discharge air conditioning water on building roofs according to the UPC code.

Air conditioning water can be discharged into the building's sewage system, the rain drainage system, or into a sump pit, or into floor drains or a trench, provided that a good ventilation system is installed.

Download HVAC E20 Heat load Calculation Excel Sheet

noreply@blogger.com (MEP WORK) — Sat, 25 May 2024 18:46:00 +0300

Download free excel sheet program for air conditioning heat load calculation with Carrier E20 Form, this excel program will help you make heating and cooling load estimation with carrier standard. This form is also known as Carrier E20-II form, it uses many factors for finding the cooling load in BTU or ton refrigeration such as building size, building orientation, wall and roof insulation, type of occupancy, and climate conditions.

See also: Download HAP 4.9 and also Download HAP 5.10

HVAC E20 Heat load Calculator

HVAC E20 Heat load calculator:

The following spreadsheet from Carrier which is specialized in Air Conditioning field is designed to find the heat load, and it is important for HVAC engineers to estimate the total cooling load for a building. Download this following excel worksheet and find the sensible and latent heat load for the buildings.

Download HVAC E20 Heat load Calculation Excel Sheet

Importance of Carrier E20 Form:

Carrier E20 Form is very important because many landlord or consultant require efficient and reliable method for estimating the cooling and heating load, and this excel form is the most accurate way to find the final cooling load besides HAP Software. Also, this form is complied with HVAC code like ASHRAE standard and other important air conditioning systems design codes.

LPG Storage Tank Size Calculation (Excel Sheet)

noreply@blogger.com (MEP WORK) — Fri, 24 May 2024 20:21:00 +0300

Download free excel program for calculating the size of an LPG tank, this spreadsheet will help you to find the storage capacity for the liquefied petroleum gas tank. LPG storage tanks design will be easy by this excel sheet, just fill in the required cells and you will obtain the total capacity of LPG storage and the size of the tank.

Related topics: Hospital LGP AutoCAD Drawings

LPG Storage Tank Sizing Sheet

What is the LPG Tank used for?

LPG tank is commonly used for storing liquefied petroleum gases like (propane or butane), which are gases commonly used as fuels in cooking equipment, heating devices and vehicles. They come in various sizes and shapes, from small cylinders used for household purposes to large tanks for industrial use.

Download LPG Storage Tank Sizer (Excel Sheet Calculator)

LPG tank sizing calculation:

Finding the capacity and size of the LPG tank mainly depends on the daily consumption of the propane or the butane gas in the various fields. If you calculated the consumption of LPG gas per day and multiplied this consumption by the number of the storage days, you will find the total capacity of the tank. here are some steps take them in consideration for finding the LPG storage tank size:

1. Determine usage requirements (such as number of cooking devices)

2. Calculate the total consumption (find the consumption per period of time)

3. Convert consumption into volume

4. Consider diversity factor

5. Select Tank Type (small cylindrical size or large tank like in industrial field or commercial kitchens)

Download Free Irrigation AutoCAD Blocks and Details (dwg)

noreply@blogger.com (MEP WORK) — Fri, 24 May 2024 17:44:00 +0300

A collection of free AutoCAD blocks and details library that will help you in the design of irrigation systems on AutoCAD program. This dwg file contains all AutoCAD symbols and installation details for the irrigation network components.

Download also: Irrigation Design Drawing (AutoCAD dwg)

Irrigation AutoCAD Blocks and Details

Irrigation systems design

Design of irrigation systems with AutoCAD can be facilitated by using blocks and details. Blocks and details are pre-defined and reusable objects that you can use to quickly create AutoCAD designs. Here are some common AutoCAD blocks that can be useful for irrigation design:

Irrigation design blocks and details

This readymade and free AutoCAD library includes the following irrigation items:

1. Sprinkler Heads
2. Emitters
3. Valves
4. Pipes and Fittings
5. Controllers
6. Pumps
7. Backflow Preventers
8. Sensors

Download Free AutoCAD Irrigation Blocks and Details (dwg)

In the Irrigation section in our website MEP Work you can find a lot of design tools that helps in design and installation of irrigations systems. All are free to download, including excel sheets, AutoCAD drawings, blocks and details and also PDF notes.

AHU Fan Shaft Power Calculation Excel Sheet

noreply@blogger.com (MEP WORK) — Fri, 24 May 2024 11:47:00 +0300

Free excel sheet calculator for finding the air handling unit fan power in Kw, this spreadsheet will help in calculating the shaft power for all air fans in general. Air fans are widely used in HVAC field especially centrifugal fans, so we made an excel program for calculating centrifugal fan power calculation in KW or HP with the air flow and total pressure in in wg. And in case total pressure is not available then you can calculate fan velocity pressure from air density and air velocity then calculate the fan power.

See also: AHU Heat Recovery Calculation - HRU Design

AHU Fan Shaft Power Calculator

AHU Fan Power Excel Calculator:

Calculating fan shaft power involves many factors and considerations, but in general, it depends on the aerodynamic performance of the air fan and the mechanical efficiency of the motor driving this fan.

we will provide you with excel program that easily perform this mission for you, it calculates the power of the air fan for HVAC systems, this fan may be supply fan like in air handling units or exhaust fan or fresh air fan or any other applications like blower fan.

Fan Shaft Power Calculation Formula:

Here is the basic formula for calculating fan shaft power:

Fan Power =ηAir density×Q×ΔP

Where:

Fan power: Fan (shaft) power required to drive the fan (in watts or horsepower).

Air density: Density of the air being moved by the fan (in kg/m^3 or lb/ft^3).

Q: Air flow through the fan (in m3/s or ft3/min).

ΔP: Pressure difference across the fan (in pa or in/w).

η: Overall fan efficiency is the overall efficiency of the fan and motor system

Download AHU Fan Power Calculator Excel Sheet

This Excel program is designed by: Ahmed Badran

See more Excel Programs in this section and you will find more helping calculation sheets that helps you in design of different HVAC systems.

Free CCTV Camera System AutoCAD Riser Diagram DWG

noreply@blogger.com (MEP WORK) — Mon, 6 May 2024 21:34:00 +0300

Download free schematic diagram for CCTV system, free dwg file includes single line diagram for CCTV camera. This riser diagram is important as it simply shows all the component of the system (cameras, DVR, Wiring ..etc).

Download also: CCTV Camera AutoCAD Drawings dwg and also important for design engineers CCTV Camera AutoCAD blocks

CCTV Camera System AutoCAD Riser Diagram

What is the CCTV System Riser Diagram:

The CCTV riser diagram is a technical drawing or diagram that shows the CCTV camera distribution system of a building. It is typically used by electrical engineers to design and plan the CCTV camera system of a building.

The CCTV camera riser diagram shows the vertical distribution of the CCTV system, from the main DVR down to each individual camera. It includes information such as the location of DVR, cameras, power supply, monitors, and other electrical components, as well as the routing of CCTV conduit, wires, and cables.

Download Free CCTV System AutoCAD Riser Diagram DWG

CCTV Schematic Diagram Importance:

CCTV riser diagrams are important because they help to ensure that the security camera system for the building is designed and installed correctly and safely. By providing a clear and detailed overview of the CCTV system, the diagram can help to install the system and prevent errors before they occur, and improve the efficiency of maintenance and repairs. It may also include notes or annotations that provide additional information about the CCTV system.

Download Free Potable Water Supply Calculation Software

noreply@blogger.com (MEP WORK) — Mon, 6 May 2024 18:14:00 +0300

Download free calculation program for potable or drinking water supply calculations, the software program is simple and works on computer and laptops. The calculation software is used to calculate two main and important things, first it finds the water supply fixture units for the building and second it calculates the water demand (water flow rate in gpm) and third you can use it to determine the water pipe size.

See also: Water Supply and Drainage Fixture Units Calculator - WSFU & DFU

Potable Water Calculation Software

Drinking/potable water calculator:

This calculator is important for plumbing engineers as it helps in determining water demand and water pipe sizing, you can also use it to calculate water supply fixture unit and convert the WSFU into water flow in GPM. Download this free software below and run it on your windows and start calculation easily.

Potable Water Supply Calculation Input Data:

1. Determine water supply system (flush tank or flush valve) and (private or public)

2. Determine the number of plumbing fixtures (lavatory, water closet, kitchen sink, bathtub, urinal etc).

Potable Water Supply Calculation Input Data:

1. Cold water supply fixture units WSFU

2. Hot water supply fixture units WSFU

3. Water demand load (GPM)

4. Water pipe size

Download Free Potable Water Sizing Calculator (for plastic pipes)

About this program:

This software is done by Waleed Elsweedy for ECG (Engineering Consultants Group). It is designed to do water supply calculation mainly for plastic pipes like PPR and HDPE pipes.

Download Fire Sprinklers Distribution LISP for AutoCAD

noreply@blogger.com (MEP WORK) — Sun, 5 May 2024 17:53:00 +0300

Download free AutoCAD lisp program for distributing fire sprinklers according the NFPA code. The program uses the X 2X method for sprinklers distribution, it keeps the spacing between fire sprinklers and the wall equal to half distance between two sprinklers. The barray lisp is easy to use and you can use it for distributing lighting fixture also.

Download also: Flexible Duct AutoCad Lisp

Fire sprinklers Distribution LISP for AutoCAD

b array lisp AutoCAD program:

This autolisp is used for making a rectangular array in AutoCAD, you chose the block to array and number of rows and columns. We use this lisp in fire sprinkler distribution on AutoCAD. it will help you easily distribute points in a rectangular way especially regular spaces.

Download Fire Sprinklers Distribution LISP for AutoCAD

How to distribute fire sprinkler on AutoCAD:

The fire sprinkler distribution lisp routine (barray) uses the x 2x method to place AutoCAD blocks in rows and columns, and below we will tell you how to use this lisp:

1. Upload AutoCAD lisp to AutoCAD

2. Type barray in the AutoCAD drawing window

3. Select the cad block (fire sprinkler) that you want to array

4. Type number of sprinklers rows

5. Type number of sprinklers columns

6. Select the area you want to distribute sprinklers on it (first corner and second corner of the rectangular)

7. Press Enter or space and the blocks will be distributed regularly on the drawing area.

In this video we discuss how to distribute Fire Sprinklers on AutoCAD with Barray Lisp.

MEP Infrastructure Project Example AutoCAD Drawing dwg

noreply@blogger.com (MEP WORK) — Sat, 4 May 2024 14:14:00 +0300

Download free AutoCAD drawings for infrastructure projects including all MEP services such as water, drainage and electrical works below ground. This project example will guide you to design infrastructure services for buildings.

Download also: All MEP AutoCAD drawing for university

We will provide you with project drawings example inludes AutoCAD dwg files for all infrastructure services of a big project. Take this sample as a guide to design outside drainage, water and electrical works beside coordinating between all MEP works in site.

MEP Infrastructure Project Example

Infrastructure AutoCAD drawings includ the following:

1- Irrigation Water and Fire Protection System Layout

2- Potable Water System Layout

3- Proposed HT Cable Routing

4- Proposed Telephone Network Layout

5- Sanitary Sewerage System Layout

6- Storm Water Drainage System Layout

7- Utility Tunnel

8- Chilled Water Distribution Network

Download Free Infrastructure Project Example AutoCAD Drawing dwg

The design of the above mentioned services are the responsibility of MEP Engineers (Mechanical - electrical - plumbing), so you need to have a project sample drawings to follow them while designing and coordinating HVAC, Firefighting, plumbing and electrical services for mega projects.

Download Free AutoCAD Hatch Patterns (pat files)

noreply@blogger.com (MEP WORK) — Sat, 4 May 2024 13:45:00 +0300

Dowload free collection of AutoCAD patterns that contains a lot of different hatches for AutoCAD design. These CAD hatches include all types if architectural patterns with more than 1000 hatches. This library includes glass patterns, tree, wood, gypsum, ..etc and many other materials.

Download also: Free AutoCAD SHX Fonts Library

AutoCAD Hatches

What is the AutoCAD pattern?

We use the patterns to hatch a specific area with a specific shape, this shape refers to the material of this item, for example the honey pattern consists of hexagonal shapes, this means the bee home.

To hatch some area in AutoCAD use the abbreviation (H) which refers to (Hatch).

How to add hatch pattern in AutoCAD?

Use the autocad hatch pattern file location to put the patterns library in it as follows:

C:\Users\<user name>\AppData\Roaming\Autodesk\AutoCAD <version>\Rxx.

for example:

C:\Users\<MEP WORK>\AppData\Roaming\Autodesk\AutoCAD 2020\Rxx.

Download Free AutoCAD Hatch Patterns Library (pat files)

The free above file includes more than 1000 hatch patterns ready to by download free from our website, you can download more AutoCAD staff that will help you improve your work quality from the AutoCAD section.