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VMGSIM.V6.5.25 流程模拟
  • 软件大小:181 MB
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  • 更新时间:2011-09-01 19:24:46
  • 软件类别:国外软件 / 化学化工
  • 软件语言:英文
  • 授权方式:商业版
  • 联系方式:ygqh@21cn.com
  • 官方主页:Home Page
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  • 运行环境:Win2000/WinXP

软件简介

VMGSim 作为计算准确,功能强大以及高性价比的稳态流程模拟软
件,可以详细预测工艺装置和工厂的性能;无论是在新工艺装置的
设计,优化,还是在故障诊断等方面,VMGSim均能帮助工程师以提高
操作效率,改善产品质量,实现节省投资,降低操作费用,提高效
益,安全生产的目标。
在石油天然气,石油炼制,石油化工等领域,利用VMGSim你能够
准确建模并预测大多数的工艺装置的性能;
VMGSim在提高模拟模型的使用和开发效率方面有了新的创新:
集成了完全交互式流程模拟的最新技术;
工业级强大的热力学物性数据库和物性计算;
使用Visio, 窗体,脚本或网络浏览器进行图形化建模;
将大家所熟悉的Excel 作为一个单元操作或计算器而无缝嵌入
到你的VMGSim模型中;
模拟引擎:
在流程模拟单元,纯组分以及循环物流中,即便对于最大规模的模
型,VMGSim 都能够毫无限制地进行求解;你可以创建工艺模型,
并将模型存储为单元模板,以便在新的流程模型中进行调用;
VMGSim 的子流程架构允许你在任何嵌套次数的工艺流程方案中,
将模板以子流程的形式嵌入;
VMGSim 先进的高级计算技术是确保成功模拟你的工艺过程的理想
工具;VMGSim可以使你的模型简化: 它不再使用热循环流,也没有
必要在过程模型中包含不真实的物流,这是由于VMGSim在流程引
擎设计时采用了独特的端到端物流连接技术; VMGSim 可以在模型
中自动进行任何循环物流的计算,而不需要用户的干预;
与电子表格软件产品相近,用户输入VMGSim的任何信息都会被立
即处理;因此,模型的建立和优化同样迅速高效;

v6.5 (June 2011)

Main Features
+ Added OPC Client unit operation. Separate license required
+ Incorporated RefProp property package from NIST. Separate license required
+ Added detailed heat loss models to pipe and PFR (including catalyst model in PFR)
+ Added 2 phase pressure drop correlations to pipe
+ Added heat transfer fluids to database and improved properties from refrigerants
+ Added Gibbs reactor to dynamics engine

Claus
+ Take into account more combustion reactions in Claus Oxygen Calculator (NH3, HCN, H4N2, CO, CS2, COS, PH3)
o Enhanced convergence of Claus reducing gas generator and direct fired heater
x Fix to the "S in Cmps" variable in the Claus detail unit operation

Dynamics
+ Add on/off switch for pump/compressor
+ NatConvWater/Buried Pipe implemented for pipe heat loss
+ Gibbs reactor
+ Global Heat Loss Tab in pipe
+ Entrainment calculations for separators
+ Catalyst pressure drop correlations for PFR
+ Petalas/Oliemans mechanistic correlations for pipe
+ HTC /dP correlations for multisided heat exchanger
+ Pop and Proportional types for relief valve
o Separator radiant heat input improvements
o Improved heuristics for default initialization sets
x Fixed problem to directly specify initial compositions in depressuring assistant wizard
+ Added ability to define different heat transfer coefficients in separators for the roof, wall and floor zones.

Excel
+ Allow Excel unit op to use charts as sheets
x Fix to Excel unit op when using special characters in worksheets

Exchangers
o Changed display name of heat exchanger duty from "Energy Lost Tube" to "Duty"
o Changed display name of "Baffle Cut" to "Baffle Cut (area fraction)"
o Tag as error when a heat exchanger is over specified
o Changed default number of segments in heat exchangers to 5
x Fix temperature cross for air cooler rating with excessive overdesign
x Improved calculation of surface area for U-tubes in heat exchangers in rating mode
x Fixed error message in hx when doing phase tracking in the dense phase region (no dew or bubble point to be found)
x Fix in heater/cooler when specified with a redundant value of 0.0 for superheating or sub cooling.

Miscellaneous
+ Added Gas Specific Gravity to special properties. Calculated with typical assumption of Gas SG = MW Gas / MW Air
+ Enable copy paste in hypo form table from plot
+ Added Duty/Draw specification in distillation tower (in mole, mass, and std vol basis)
+ Added cricondenbar and cricondentherm to envelope plot
+ Added options to Store and Recall cases from OPC Server . Also exposed most integrator variables by default.
+ Enable toggle to deactivate experimental variables in the model regression utility
o Changed display name of Cp/Cv variable from "CpCv" to "Cp / Cv"
o Show status in flowsheet form as not solved when there are unit operations that are not solved
o Display progress and allow stopping of large property table calculations
o By default assign water phase as the second liquid phase in generic separator
o Allow users to define proxy server for the web key right in the license manager
o Minor changes to layout of curves tab in compressor, expander and pump
o Improved speed when searching for components
x Fixed problem in case study when rendering results after the case study is renamed
x Fixed problem with copy/paste of unit operations from an imported flow sheet
x Fixed problem in tower to edit efficiencies when reboiler type is thermosyphon

Pipe
+ Allow selection of feed or product velocity of pipes in Visio datasheets and reporting
+ Added pressure drop correlations for 2 phase modeling in pipe
   Dukler
   Duns Ros
   Fogarasi
   Eaton
   Orkiszewski
   Mandhane
   Petalas
   Oliemans
+ Added Dp/100ft profile variable to pipe. Also enabled as a scalar for Visio datasheets
+ Detailed heat transfer correlations for pipe segment
o Defined minimum values of 0.0 for length and diameter in pipe
o Changed behavior when specifying elevation profiles in pipe to only re-calculate values that have not been specified
x Fixed units in roughness when selecting a pipe schedule

Process Calculator
o Include format in the copy/paste of process calculator
+ Allow users to insert or delete rows in a process calculator
+ Enabled short-cut features: Ctrl+b, Ctrl+i, Ctrl+u for bold, italic and underline respectively
o Spill text to adjacent cells whenever possible

Reactors
+ Added detailed heat transfer calculations to PFR including a catalyst option
+ Added pressure drop correlation for catalysts in PFR
o Allow equilibrium reactor to specify outlet temperature in liquid port as well as the vapor port.

Reporting
+ Added several datasheets to many unit operations in the simulator
+ Improved API 661 reports in air coolers to include extra information
+ Added some variables to stream for reporting purposes (P&ID, Fluid Description)
o Improved speed when refreshing summary sets
o Enhancement when reporting material ports when using the "As Summary" mode

Thermodynamics
+ Added RefProp property package from NIST
+ Added API-VMG viscosity estimation correlation for the oil characterization.
  This correlation improves the original API correlation beyond its limits (10 < KW < 12.5) and (0 < API < 50).
  It was also regressed to include experimental data found in literature.
+ Added settings to select blend rules for phases when estimating transport properties
+ Added settings to thermodynamics to allow users to change the phase identification criteria in dense phase region
+ Added settings to change the phase ordering for liquids
+ Added a setting in material streams to calculate a retrograde flash
+ Added dissolution of SO2 to API Sour model
+ Exposed some flash settings to deal with difficult scenarios (e.g. Heavy components)
+ Allow users to store and recall thermodynamic cases (property package selection, components, oil, kij, etc)
+ Implemented interaction parameter estimation for Ethyl Mercaptan, Dimethyl Sulfide, tert-Butyl Mercaptan, and n-Propyl Mercaptan
o Updated density, viscosity, thermal conductivity and heat capacity calculations for EG-Water, TEG-Water and DEG-Water mixtures
o Face lift to hypo/pure component form
o Reordered property packages in the Thermodynamics form
x Fixed bug when adding some components with more than one single quote ' in their names
x Fixed APR to use volume translation when calculating speed of sound
o Improved property estimation in the following refrigerants
   Trichlorofluoromethane
   1,1,2-trichloro-1,2,2-trifluoroethane
   1,2-dichloro-1,1,2,2-tetrafluoroethane
   Chloropentafluoroethane
   Hexafluoroethane
   Dichlorodifluoromethane
   2,2-dichloro-1,1,1-trifluoroethane
   1-chloro-1,2,2,2-tetrafluoroethane
   Pentafluoroethane
   Chlorotrifluoromethane
   1,1,1,2-tetrafluoroethane
   Tetrafluoromethane
   1,1-dichloro-1-fluoroethane
   1-chloro-1,1-difluoroethane
   1,1,1-trifluoroethane
   1,1-difluoroethane
   Dichlorofluoromethane
   Octafluoropropane
   Chlorodifluoromethane
   1,1,1,2,3,3,3-heptafluoropropane
   Trifluoromethane
   1,1,1,2,3,3-hexafluoropropane
   1,1,1,3,3,3-hexafluoropropane
   1,1,2,2,3-pentafluoropropane
   1,1,1,3,3-pentafluoropropane
   Difluoromethane
   1,1,1,3,3-pentafluorobutane
   Fluoromethane
   Octafluorocyclobutane
o Added the following heat transfer fluids to database
   Therminol 55
   Therminol 59
   Therminol 62
   Therminol 66
   Therminol 72
   Therminol 75
   Therminol LT
   Therminol VP-3
   Therminol VLT
   Therminol D-12
   Therminol XP
   Therminol VP-1
  

Visio
+ Enable unit and format selection for special properties in Visio datasheets
o Moved Visio menus directly to the Visio form
o Added button to Visio toolbar to open the depressuring assistant form (when applicable)
o Render controllers in Visio as warnings (red dashed) instead of unsolved (green dashed) if they are stuck at a boundary
o Improved Copy/Paste in Visio to paste onto a more intuitive location
x Fix to Visio when doing a copy/paste of unit operation with Ctrl+Drag
x Fix to order of feeds in absorbers with more than 10 stages
x Fixed Visio rendering of connections for multiple energy feeds/draws in towers
x Fixed rendering of Visio icon when doing a copy paste of an unsolved unit operation from a steady state flow sheet into a dynamics flow sheet
x Fixed the updating of mole flow values rendered by Visio while integrator is running

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