1)Equivalent enthalpy drop method等效热降法
1.Combining with the requirement of unit energy-saving reformation,based on the theory of equivalent enthalpy drop method,the influence of temperature difference between heater terminals and steam extraction pressure loss on the thermal efficiency of the regenerative heating system of an introduced 300 MW unit was analyzed quantitatively.结合机组节能改造需要,基于等效热降法理论,定量分析了加热器端差和抽汽压损对某引进型300MW机组回热系统热经济性的影响。
2.Then,based on the improved ideal cycle thermal efficiency,equivalent enthalpy drop method is improved,and the ideal equivalent enthalpy drop method is proposed.然后,基于改进的理想循环热效率,对常规的等效热降法进行了改进,提出了理想等效热降法的概念及其计算方法。
英文短句/例句
1.Equivalent Enthalpy Drop Method Analysis to the 200MW Unit Retrofit in Power Plant;火电厂200MW机组改造的等效热降法分析
2.Research on Thermal Economic Diagnosis Method Based on the Improved Equivalent Enthalpy Drop Method for Thermal System of Steam Turbine基于改进等效热降法的汽轮机热力系统热经济性诊断方法研究
3.Relation of two equivalent entropy drop method is conducted, and doing work efficiency of reheater has different choices.证明了两种等效热降法的重要关系,指出再热器吸热的作功效率有不同的选择方法。
4.The Development of Simulation Software of Economic Analysis Based on Equivalent Heat Drop Method in Thermal Power Plant;基于等效热降法的火电厂经济性分析仿真软件的开发
5.Matrix Calculating Method of Extraction Steam Equivalent Heat Drop in Thermal System of Fossil Fired Power Sets火电机组热力系统抽汽等效热降矩阵算法
6.Application of Equivalent Enthalpy Drop Theory for the Analysis Economical Efficiency of Steam Extraction and Heat Supply for a Large-sized Power Plant等效焓降法在大型机组抽汽供热的热经济性分析中的应用
7.Exergy Equation of State on Thermal System of Power Plant基于等效降的火电厂热力系统状态方程
8.Relations of the Cycle Function Method,the Matrix Method and the Equivalent Enthalpy Drop Method循环函数法、矩阵法与等效焓降法之间的联系
9.Selection and analysis of relative change reference of efficiency for equivalent enthalpy drop methods等效焓降法效率相对变化基准的选择与分析
10.The effect of different methods of dropping hyperpyrexia on the Large-acreage cerebral infarction不同方法对大面积脑梗死高热降温的效果比较
11.Method of Equivalent Cooling Inverse Iteration for Form Finding of Truss String Structures张弦桁架结构形态分析的等效降温逆迭代法
12.Weighted Residual-Self Consistent Method for Effective Thermal Conductivity of Particulate Composites;颗粒复合材料等效热导率的权残自洽方法研究
13.Water has a high heat of vaporization resulting in perspiration being an effective method of cooling the body.水的蒸发比热很高，产生排汗这种有效的使身体降温的方法。
14.Lowering blood sugar of obese patients with type2 diabetes by only using dispersing stagnation and clearing heat therapy for a long term长期单独应用开郁清热法治疗肥胖2型糖尿病降糖疗效观察
15.hot water bath development热水式降反差放相法
16.The article also expounds that it is obvious to decrease costs, improve equipment comprehensive economical indexes after the exchanger is adopted.说明板式换热器的应用,对于降低各项生产费用、高设备的综合经济技术指标等有明显效果。
17.Non-isothermal Kinetics of Thermal Oxidative Degradation of Flame Retardant Thermoplastic Polyester Elastomer阻燃TPEE非等温热氧降解动力学
18.Thermal Degradation Kinetics of PEN by Single Heating Rate Methods聚萘二甲酸乙二酯的热降解动力学——Ⅰ非等温热降解动力学
相关短句/例句
Equivalent Enthalpy Drop等效热降
1.Diagnosis on the economy of regenerative heater based on Equivalent Enthalpy Drop Theory;用等效热降法诊断回热加热器的经济性
2.The heat efficiency of different mode of drainage recycling is calculated and analyzed by heat balance method and equivalent enthalpy drop method in this paper,which provides the quantitative date for thermodynamic system energy.本文通过热平衡法和等效热降法对不同疏水回收利方式的热效率进行了计算比较,为热力系统的节能改造提供定量数据支持。
3.Steam turbine exhaust enthalpy is known in calculation using the equivalent enthalpy drop method.等效热降法计算中需要预先已知汽轮机的排汽焓,而对于凝汽式汽轮机,其排汽状态点常处于湿蒸汽区,排汽焓不能准确测定,从而导致等效热降法计算结果产生误差。
3)equivalent heat drop等效热降
1.An example is given on the new 300MW air cooling unit,which is studied by using a positive balance and counter-balance methods respectively,the characteristics and calculation results for the methods are compared to demonstrate that equivalent heat drop has an greatly advantage in increasing unit s performance and conducting local energy loss analysis,and raising energy saving measures.以新型300MW空冷机组为例,分别使用正平衡、反平衡及等效热降方法对机组进行分析,这几种方法的特点和计算结果对比表明,等效热降法在机组性能及局部进行能损分析,提供节能改造手段等方面具有明显的优势。
2.The quantitative calculation and analysis of the thermal economy for the steam feed water pump system were performed using the theory of equivalent heat drop.应用等效热降理论,对热经济性进行了定量计算分析。
3.This paper descrsibes the analysis and comparison between different technical innovations for decrease exit gas temperature of boiler №2,analyses and computes the economic efficiency quantitatively with the method of equivalent heat drop.本文对华能威海电厂为降低 2号炉排烟温度所采用的技术改造方案进行分析比选 ,并用等效热降的方法对改造后的经济效益进行了定量分析及计
4)equivalent heat drop method等效热降
1.By a strict mathematic derivation, a matrix expression form of the extraction steam efficiency in constant Equivalent heat drop method, is derived, and the equivalence between normal energy balance method and Equivalent heat drop method, has been proved.采用严格的数学推导,推导出了定热量等效热降法中抽汽效率的矩阵表达形式,证明了其与常规热平衡的一致性。
2.In this paper the authors apply equivalent heat drop method to the steam-water flow distribution calculation for the secondary-cucirt thermodynamic system of PWR power plant,based on the normal energy balance method.以常规热平衡方法为基础,将等效热降法应用于压水堆核电机组二回路热力系统汽水流量的分配计算,计算结果与常规热平衡法完全相同,并可简捷快速地计算出热力系统连接方式以及局部参数变化对汽水流量分配的影响,为压水堆核电机组二回路热力系统应用热力学第二定律进行定量分析奠定了基础。
3.Combined with q-γ-τ matrix equation, the paper constructed the mathematics model of temperature difference of heater for absorbed heat by mathematics derivation strictly, and pointed out that correlative model in equivalent heat drop method is approximated.结合q-γ-τ矩阵方程,采用严格的数学推导,构建了加热器端差对再热器吸热量影响的数学模型,指出等效热降法中加热器端差对再热器吸热量影响的数学模型只是该模型的近似解。
5)equivalent exergy等效降法
1.The concept of equivalent exergy drop was firstly presented.首次提出等效降法的概念,并利用这一概念结合矩阵建立了热力系统主系统状态方程。
6)equivalent enthalpy drop method等效焓降法
1.The equivalent enthalpy drop method(EEDM)is equivalent to the habitual thermal balance method(HTBM) on the thermodynamic principle.分析证明了常规热平衡法、等效焓降法整体算法和等效焓降法局部简化算法的一致性。
2.The equivalent enthalpy drop method(EEDM)is used in the thermal system partial quantitative analysis and off line calculating usually.“等效焓降法”常用于热力系统的局部定量分析及离线计算，事实上，“等效焓降法”和常规热平衡方法在热力学本质上是一致的，也可以应用于热力系统的整体计算和在线分析。
3.In view of the fault of drain system of low pressure heaters of 200MW unit in Jingyuan power plant,this article makes thermoeconomic analysis for the problems and puts forward some reconstructed schemes,what s more,uses the equivalent enthalpy drop method contrast the thermoeconomy of different schemes,and compares the economic benefit between present unit and after reconstructing unit.针对国电靖远电厂200MW机组低压加热器疏水系统出现的故障问题进行热经济性分析,提出不同的改造方案,并利用等效焓降法对不同方案以及改造前后的热经济性进行了比较。
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