Engineering Software
for Utilities and Industries
Features
EndResult® Engineering Software includes many tools
to help analyze, improve, and maintain plant performance
for utility, industrial, and institutional applications.
EndResult® Engineering Software has been used by power
engineers and technicians all over the world since 1992.
EndResult® Engineering Software operates in DOS,
Windows®, Lotus® and Microsoft® Excel environments.
DLL calls are optionally available for software
developers.
Spreadsheet
Functions and Programs
EndResult®
Pre-defined Spreadsheet Solutions
Hardware
and Software Requirements
Examples
Your EndResult®
is great performance!
Telephone: (913) 681-2881
Monday-Friday 8 a.m.-5 p.m. (U.S.A. Central Time)
Toll Free Order and Information line:
(800) 531-1950
Monday-Friday 8 a.m.-5 p.m. (U.S.A. Central Time)
24 Hour Fax line: (913) 681-8475
E-mail: info@endresult.com
EndResult® Engineering Software Features
Input Features:
- Familiar spreadsheet format
- English and metric units
- Input error checking
- Customizable sample spreadsheets
- Detailed error message displays
- Out-of-reasonable-range detection for solutions
Calculation Features:
- Access ASME steam tables (liquid, wet, dry, critical,
or any region)
- Access psychrometric properties
- Calculate plant energy cycle performance
- Calculate ASME boiler efficiency
- Calculate gas turbine, steam turbine, condenser, and
air heater performance
- Calculate fuel properties
- Calculate thermophysical mixed gas properties
(including real water vapor properties)
- Calculate fluid flow through orifices and nozzles
- Build data table models
- Develop custom reports
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EndResult® Engineering Software
Spreadsheet Functions and Programs
EndResult® Software is a collection of steam plant
engineering programs which operate in DOS and Windows®, and
spreadsheet functions which operate in Lotus® and
Microsoft® Excel environments. Using the spreadsheet
functions, applications can be implemented in a familiar
spreadsheet format to model specific equipment and plant
cycles.
Sample pre-defined spreadsheets included with the software
package can be used "as is" or modified to model
the user's specific plant. EndResult® gives the user the
tools and complete freedom to develop custom spreadsheets to
perform steam plant calculations within popular PC-based
spreadsheets.
EndResult® Spreadsheet Functions are called the same way
standard spreadsheet functions are called. Results are
obtained by using either the @ (at) symbol in Lotus® or the
= (equals) sign in Microsoft® Excel before each function
call.
Applications using the EndResult® Spreadsheet Functions
can be extended into on-line, real-time applications with the
addition of EndResult®
Performance Monitoring Software . This can be done
without having to rewrite them because the simplest
applications up to the most sophisticated applications are
executed within the familiar spreadsheet environment. In
other words, this is a highly user-scalable approach.
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Steam and Water Properties (ASME Steam Tables)
Steam and water properties spreadsheet functions and
programs compute the precise ASME properties of steam and/or
water in all regions.
The properties can be accessed through your spreadsheet by
typing the functions into the appropriate spreadsheet cell or
by running the DOS- or Windows®-based programs to obtain:
- Saturation temperature
- Quality
- Enthalpy
- Entropy
- Specific volume
- Density
- Viscosity
- Specific heat
- Specific heat ratio
- Thermal conductivity
Each ASME steam table function is available for the
liquid, wet, steam, and critical regions if the region is
known. If the region is not known, the "any region"
function will choose the correct region for you and return
the appropriate results.
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Mixed Gas Thermophysical Properties
(includes real water vapor properties)
With these sophisticated mixed gas thermophysical
properties spreadsheet functions and programs you can:
- Compute the properties of 37 common gases (including
real water vapor) individually or in any mix.
- Compute the specific gravity, compressibilities,
density, enthalpy, and viscosity of gas mixtures.
- Compute critical properties (temperature, pressure,
volume, and compressibility) of gas mixtures.
- Compute the higher and lower heating values of a gas.
- Access over 40 properties of mixed or individual
gases including:
- The ultimate analysis
- Higher heating values
- Lower heating values
- Dewpoint temperature
- Critical properties
- Specific heat
- Ratio of specific heat
- Enthalpy
- Entropy
- Specific gravity
- Compressibilities
- Density
- Viscosity
- Temperature
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Boiler Efficiency
Enhanced ASME PTC 4.1 Heat loss and Input-output boiler
efficiency calculations are included in the EndResult®
Engineering Software. Both the DOS programs and the
pre-defined spreadsheet solutions provide performance results
for a wide range of boilers from small fire-tube boilers to
large supercritical utility boilers firing pulverized coal.
The properties of the products of combustion, water, and
steam are automatically provided by the EndResult®
Engineering Software functions.
Up to more than 80 computed values are provided in the
computed results including:
- Undiluted gas temperature after the air heater
- Carbon burned per unit weight of as-fired fuel (AFF)
- Dry air per unit weight of AFF
- Wet air per unit weight of AFF
- Dry gas including fly ash per unit weight of AFF
- Wet flue gas including fly ash per unit weight of AFF
- Dry gas excluding fly ash per unit weight of AFF
- Wet flue gas excluding fly ash per unit weight of AFF
- Dry gas per unit weight of AFF (ASME)
- Rate of fuel firing is calculated if unknown
- Total heat input to boiler
- Total heat output of boiler
- Carbon dioxide in dry flue gas before air heater
- Carbon dioxide in wet flue gas before air heater
- Oxygen in dry flue gas before air heater
- Carbon monoxide in dry flue gas before air heater
- Water vapor in wet flue gas before air heater
- Sulfur dioxide in wet flue gas before air heater
- Percent excess air
- Heat loss due to dry gas
- Heat loss due to moisture in fuel
- Heat loss due to combustion of hydrogen in fuel
- Heat loss due to combustibles in refuse
- Heat loss due to radiation
- Heat loss due to moisture in air
- Heat loss due to CO in flue gas
- Boiler heat-loss efficiency
- Boiler input-output efficiency
- Blowdown can be treated as a loss or non-loss
- Undiluted gas temperature after air heater
- Diluted dry gas oxygen after the air heater
- Diluted dry gas CO2 after the air heater
- Diluted wet gas CO2 after the air heater
- Air heater gas side efficiency
- Air heater thermal performance
- Air heater leakage percent and weight
- Wet gas entering air heater including fly ash
- Wet gas leaving air heater including fly ash
- A summary of wet and dry flue gas constituents before
and after the air heater
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Combustion Calculation and Air Heater Leakage
Rigorous combustion calculations are provided in the
EndResult® Spreadsheet Functions and programs for computing
the products of combustion including:
- Wet and dry air requirements
- Wet and dry flue gas combustion products
- Heat of combustion
- Wet and dry flue gas constituents
- Oxygen
- Carbon dioxide
- Sulfur dioxide
- Nitrogen
- Excess air
- Air heater leakage, efficiency, and x-ratio
Flue gas measurements of oxygen and carbon dioxide can be
on a wet or dry basis.
- Calculate oxygen from carbon dioxide measurements.
- Calculate carbon dioxide from oxygen measurements.
- Calculate oxygen and carbon dioxide from excess air
measurements.
These tools are commonly used in boiler, heater, and gas
turbine performance calculations.
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ABMA Boiler Radiation Loss
This spreadsheet function returns the full- or
partial-load radiation loss from the ABMA (American Boiler
Manufacturers Association) radiation loss chart.
Flow Measurement
This DOS program uses ASME equations to produce solutions
for flow, beta, or differential pressure of a square-edged
orifice plate or long-radius nozzle. Options for vent/drain
hole, steam quality, and discharge/flow coefficient (either
known or unknown) are provided. The calculations for an
orifice can be made for flange, pipe, or vena-contracta taps.
The calculations for a flow nozzle can be made for pipe or
throat taps.
Flow
calculations include:
- Water flow measurement
- Oil flow measurement
- Liquid flow measurement
- Steam flow measurement
- Gas flow measurement
Reference and calibrating temperatures are completely
adjustable. All required ASME steam and water properties,
including steam quality, are automatically accessed or can be
input manually if desired.
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Data Table Modeling
These spreadsheet functions model data tables with as many
as 9 independent variables. The results may be used with
other spreadsheet commands and functions.
EndResult® spreadsheet functions are included for:
- Linear modeling*
- Parabolic modeling*
- Cubic modeling*
- Quartic modeling*
- Plane modeling*
- Paraboloid modeling*
- Large polynomial modeling*
- Index of curve fit
*Functions with definable degree capability
These spreadsheet functions are commonly used to:
- Model boiler or other equipment load test data
- Model published tables
- Model experimental data
- Calculate the derivative of modeled data
- Determine plant equipment incremental efficiency
- Determine plant equipment incremental cost
- Determine optimum load allocation
You can model load test data, published tables, or any
experimental data you need to have available in your
spreadsheet. The data tables can include thousands of test
data points.
This tool even models and calculates the derivative of
your data which you can use to determine incremental
efficiency and incremental costs of your plant equipment. The
incremental costs can then be used in optimum load
allocation, dispatch, or for other purposes.
Features include linear, parabolic, cubic,
quartic, plane, paraboloid, and large polynomial modeling
with definable degree capability and index of curve fit.
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Psychrometric Properties (humidity ratio)
The weight of moisture per unit weight of dry air can be
obtained with this spreadsheet function by entering dry bulb
and wet bulb temperatures or dry bulb temperature and
relative humidity.
Specific Heat of Air and Flue Gas
The specific heat of air and flue gas can be approximated
with these spreadsheet functions by entering the air
temperature for the specific heat of air or the flue gas
temperature and the carbon-to-hydrogen ratio for the specific
heat of flue gas.
These spreadsheet functions reproduce the values given in
the ASME PTC 4.1 Power Test Code for Steam Generating Units.
While they are not as rigorous as the values given by the
Mixed Gas Thermophysical Properties tool, they are very
convenient when approximate values are needed.
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Thermocouple and RTD Tables
These DOS programs compute temperature from voltage or
voltage from temperature for B, E, J, K, R, S, and T
thermocouples within +/- .04 degrees Celsius of the National
Technical Information Service (NTIS) standard tables. Tables
are also calculated for platinum RTDs for resistance from
temperature or temperature from resistance.
Boiler Drum (and Heater Level) and Condenser Level
Calibrations
These DOS programs compute a single value or a table of
values for calibrating boiler drum level and condenser level
instruments. It allows adjustment of the reference leg and
calibrating water temperatures and can automatically access
all required ASME steam and water properties.
Curve fitting
This convenient DOS curve program accepts
up to 32 x and y data pairs and will produce a mathematical
model of the data to generate boiler efficiency versus load
curves, flow curves, and function curves for control systems.
A special function and instructions are included to develop
optimum boiler load allocation curves. The curve program also
plots curves from known coefficients.
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Pre-defined Spreadsheet Solutions
EndResult® Pre-defined Spreadsheet Solutions, as listed
below, are sophisticated steam plant solutions developed in a
spreadsheet environment. These pre-defined solutions access
functions provided by the EndResult®
Engineering Software tools.
These solutions, as mentioned above, can be used "as
is" or they can be easily modified to suit your
particular needs. For example, several spreadsheets could be
merged into one spreadsheet to form the basis of a larger
solution such as a complete plant performance calculation and
energy balance. This can then be merged with financial data
to generate profit and loss statements. With the addition of
the EndResult®
Performance Monitoring Software or other suitable
real-time platforms, these pre-defined spreadsheet solutions
can provide real-time monitoring screens.
- Boiler Performance
-
- Packaged High Temperature Water (HTW) Unit
- Turbine Performance
- Steam turbine
- Gas turbine
- Combined-cycle gas turbine
- Cogeneration Unit Performance
- Miscellaneous Plant Calculations
- Steam condenser cleanliness factor
- Feedwater heater steam demand
- Oil viscosity calculator
- Optimum Plant Performance Calculation
- Optimum multi-boiler loading
- Total generation cost calculation
On-line (Real-time) Operation
All spreadsheet solutions using EndResult®
Engineering Software may be operated on-line with real-time
data communicated into the spreadsheet by adding EndResult®
Performance Monitoring Software.
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Hardware Requirements
- Intel® 386 compatible processor (or better).
- 4 MB RAM, minimum.
Third-party Software Requirements
- Operating System:
- Microsoft® Windows® 3.1, 3.11 or
- Microsoft® Windows® NT or
- Microsoft® Windows® 95
Spreadsheet
- Lotus® 1-2-3®: Release 3.x and above or
1-2-3® for Microsoft® Windows® release 4
or 5
- Microsoft® Excel versions 3 and above
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Last Modified - 27-Nov-96