enthalpy

Tetrazole compounds and its salts have high formation enthalpy, high melting points, low vapor pressure and good thermal stability, which is a kind of promising energetic compounds.

四唑类化合物及其盐具有生成焓高，熔点高，蒸汽压低，稳定性好等特点，是一类很有发展潜力的含能材料。

Controlling and Testing Software System of Air-condition Lab with Enthalpy-difference Method

空调器焓差法试验室测控软件系统

By strict mathematical deduction, it is being proven that the influence of steam extraction pressure loss on a unit's thermal efficiency is equivalent to the linear superposed effects on efficiency, caused by relevant heaters' out flowing feed and drain water enthalpy variation.

经过严格的数学推导，证明了抽汽压损对热经济性的影响等同于抽汽压损引起的加热器出口水焓和疏水焓变化对热经济性影响的线性叠加。

Curing shrinkage, temperature and curing enthalpy of benzoxazine based on diphenyl oxide resin were investigated.

研究了苯并口恶嗪二苯醚树脂固化时的体积收缩率 、 固化温度和固化焓变等.

Polyethylene glycol ( PEG ) is a kind of phase change materials with high enthalpy and low thermal hysteresis.

聚乙二醇 相 变材料 是一类相变焓较高、热滞后效应低的储能材料.

By means of the equation the formulas for calculating the enthalpy and entropy change of the hydrogen bond dissociation have been established.

本文还进一步从导出的热力学方程出发，建立了计算氢键解离热焓和熵变化的公式。

Study of Measurement Technique of Total Temperature Probe Using Thermocouple in High-Enthalpy/ High-Speed Airflow

高焓高速气流总温热电偶测量技术研究

Only differences in enthalpy are of practical engineering interest.

在实际工程上有意义的只是热含量之差.

The motive and content of enthalpy wheel humidifier mathematical and physical simulation model has been described.

设计了焓轮加湿器的数学物理仿真模型,并采用有限差分法得到了仿真模型的数值解.

The enthalpy of mixing increased with the increase of temperature and solute concentration.

各体系的混合热均随温度和溶质浓度的增加而增大.

This paper starts with a brief review of existing methods of power cycle analysis, and then proceeds to describe fully the theory of the method of equivalent enthalpy drop and the features in its application.

本文评述现有分析热力系统的各种方法，特别是叙述等效热降法的理论及其应用特色。

Increasing the main steam outlet temperature will increases the available enthalpy drop in the turbine.

提高主蒸汽出口的温度会增加蒸汽在汽轮机中的可用焓降.

Adopts the Enthalpy method to numerically simulate the temperature field of melting/ solidification process in the surface layer of a stainless steel due to Nd: YAG pulsed laser treatment.

采用焓方法对Nd：YAG脉冲激光导致的不锈钢材料表面熔凝过程的温度场进行了数值模拟。

Enthalpy is the amount of energy in a system capable of doing mechanical work.

焓是系统中能够做机械工的能量的多少.

Introduces and analyses the calculating software of steam parameters and enthalpy drop of adiabatic expansion.

介绍与分析水蒸汽参数和绝热膨胀焓降的计算软件.

The enthalpy-entropy compensation was thermodynamically examined in the phase changes, chemical reactions and other analogous processes.

采用热力学方法考察了相变过程、化学反应以及其它相关过程中可能存在的焓熵补偿。

The enthalpy is constant in the throttling process.

节流过程焓不变.

The heat-enthalpy method was used to deal with the latent heat allowing for the broad crystallization temperature interval of ZA27 alloy.

在对结晶潜热处理的过程中，充分考虑了ZA27合金宽结晶温度范围特点，采用热焓法处理。

The air parameters multi-variables control achieved by the method of enthalpy dynamic balance

用焓动态平衡法实现空气参数的多变量控制

Two important conceptions, which are called as terminal temperature difference equivalent enthalpy drops and terminal temperature difference equivalent absorbed heat coefficient, are defined in the paper.

推导过程中，定义了端差等效焓降和端差等效吸热量系数两个重要的概念。

Its high melting enthalpy results in bigger crystal size lower super-cooling and poor spinnability.

其熔融热焓较大,说明熔融结晶时结晶尺寸较大;过冷程度较小,可纺性差.

This brief communication introduces an experiment of hypersonic flow using high enthalpy expansion tube.

该研究简报介绍了用膨胀波管产生高超声速气流的实验结果.

A change in enthalpy also takes place when a change of phase occurs.

相发生变化时,焓也发生变化.

The enthalpy entropy compensation effect of these chromatographic process was examined by using of ANOVA method.

利用超热力学方法,考察了这些芳香化合物及其异构体在各种色谱柱上分离过程的焓-熵补偿现象.

In the" National Standard", the temperature resolution for density and enthalpy is only ρ/ 1 ℃ and h/ 1 ℃.

在《国家标准》中，给出的密度值和热焓值所对应的温度分辨率，仅为ρ／1℃、h／1℃。

For the ECE method, the gas temperature is calculated based on gas components and their enthalpy.

焓值守恒法根据燃气成分和焓值计算燃气温度.

The main contents are: 1. a simple temperature and enthalpy chart set up by energy conservation law, after the structure and operating principle has been analyzed as basic three components of the gas turbine& air-compressor, combustion chamber and turbine.

主要研究内容有：1.对燃气轮机的基本组成三大部件&压气机、燃烧室、透平组成结构，工作原理进行分析，根据能量守恒定律建立简单的温焓图。

The accurate temperature drop can be obtained using enthalpy formulation.

由此证明了使用焓法方程计算埋地热油管道停输温降具有较高的准确性。

This paper provides the analyses and study of the calculation methods for thermal efficiency and selects equivalent enthalpy drop of varied heat to calculate thermal efficiency of Hai Bo Wan power plant.

文中对火电厂热力系统的各种热效率计算法进行比较，选用变热量等效焓降法计算海勃湾发电厂200MW凝汽式机组热力系统的热效率。

The effect of a solution heat exchanger on the enthalpy COP is also discussed.

另外,分析了溶液换热器的换热效率对吸收式热转换器系统性能系数的影响.