蒸汽机曾经像燃气机那样广泛地使用。
The steam engine was used as widely as the gas engine (was used).
提出了一个基于燃气机热泵的热、电、冷三联供总能系统。
A gas engine driven heat pump cogeneration system for combined heat, cold and power production is put forward and represented in this paper.
为提高燃气机热泵的火用效率，应选用效率高的燃气发动机。
The gas engine with higher efficiency should be selected to raise the exergy efficiency of gas engine-driven heat pump.
这说明燃气机热泵部分负荷特性好，可以很好的实现变速调节。
All this indicate that GEHP has good part load characteristic and fit for variable speed adjustment.
美孚飞马7 1 0主要应用于更严苛的电火花点燃式燃气机。
Mobil Pegasus 710 is formulated for use in the more critical spark ignition engines.
因此在部分负荷较低的情况下，燃气机单级离心泵的一次能源利用率较低。
Therefore, in the lower part load, the gas engine heat pump at a lower energy efficiency.
在对燃气机热泵部件进行实验的基础上，建立了燃气机热泵系统能耗计算模型。
An energy calculation model is established for the gas engine driven heat pump based on the experiment of components.
燃气供气站点(含燃气机动车加气站，下同)取得供气许可证应当具备下列条件。
To obtain the gas supply license, the fuel gas supply stations (including gas supply stations for fuel gas motor vehicles, the same below) shall fulfill the following requirements.
本文采用实验的办法得到实际应用的燃气机热泵系统模型中所需的发动机余热数据。
In this paper, the experimental approach has been the practical application of the gas engine heat pump system model data required for the engine heat.
介绍了燃气吸收式冷温水机组、燃气机驱动的冷水机组和除湿冷却式空调机的优点。
Present the advantages of gas-fired absorption chiller-heater, gas-engine chiller and desiccant cooling system.
燃气机热泵是指由燃气驱动燃气发动机，带动制冷压缩机的一种高效节能空调热泵装置。
Gas Engine-driven heat Pump (GEHP) is a high performance and energy saving heating and cooling equipment driven by the gas engine.
以某发动机和压缩机的实测数据为依据，对一燃气机驱动空气-水热泵机组建立了模型。
A model of a gas engine driven air to water heat pump based on the measured data of the gas engine and compressor was established.
不同室外温度下的燃气机热泵热负荷、供热量、发动机的余热量、系统一次能耗的变化关系。
Different outdoor temperature of the gas engine heat pump under the heat load for the heat, heat the remainder of the engine, the system changes in a power relationship.
燃气机热泵是一种高效节能、经济环保的新型供热空调装置，国内对该装置的研究刚刚起步。
The gas engine driven heat pump (GEHP) is a high performance and environment-friendly equipment that can provide heating or cooling, but at present the study on the GEHP is insufficient in China.
定义了燃气机与压缩机的几何匹配准则式X_1和燃气机与发电机的几何匹配准则式X_2。
X1 indicates the load matching of gas engine and compressor, X2 indicates the load matching of gas engine and generator.
因此，即使在温度很低的情况下，燃气机热泵仍能满足供热要求，不会出现供热量不足的情况。
Therefore, even in very low temperature, the gas engine heat pump can meet the heating requirements will not be for lack of heat.
在介绍燃气机热泵的工作原理和系统特点之后，对燃气机热泵在我国的应用的可行性进行分析。
After introduce the operating principle and system characteristic of GEHP (gas engine-driven heat pump), the author discuss the application feasibility in China.
结果表明：燃气机热泵在供热时的一次能源利用率为1.76，(火用)效率为29.12%。
The results show, when heating, the primary energy ratio of GEHP is 1.76 and exergy efficiency is 29.12%.
以上海地区的气候条件和能源价格为基础，对燃气机热泵供暖的能耗和运行费用进行了分析比较。
Based on the climate and energy costs in Shanghai, energy consumption and running costs of the gas engine heat pump was analyzed and compared with electric heat pump.
对燃气机热泵的热力学第一定律、分析和能级平衡理论分析结果表明：其一次能源利用率可达1。
Results of the first law thermodynamics analysis, exergy analysis and energy grade theory show that the primary energy ratio of GEHP is 1.
燃气机热泵是一种高效节能、经济环保的新型供热空调装置，国内对该装置的研究正处于起步阶段。
The gas engine-driven heat pump (GEHP) is a high performance and environment-friendly equipment that can provide heating and cooling, but at present the study on the GEHP is insufficient in China.
通过阶跃响应实验法，利用最小二乘法建立燃气机热泵蒸发器—电子膨胀阀系统的过热度响应动态模型。
The step response method of the outlet superheat of evaporator is measured by conducting experiments, and dynamic model of EEV is established by LSE (least square estimation).
需要指出的是，燃气机热泵的速度调节是有限制的，并不能任意调节，这与发动机和压缩机的工作特性有关。
It should be noted that the rate of gas engine heat pump is limited regulation, and can not be any regulation, which is the work of the engine and compressor characteristics.
分析了燃气机热泵系统的工作原理，给出了其一次能源利用率的计算式，指出了影响一次能源利用率的因素。
This paper analyzes the working principle of gas engine-driven heat pump system, presents the equation of primary energy ratio, and points out its influencing factors.
在不计燃气机缸体冷却热的条件下，一次能源利用系数仅供热时达0 .97，同时供热供冷时可达1 .74。
The primary energy ratio reaches 0.97 for heating only and 1.74 for cooling and heating concurrently, not accounting for the …
根据上海地区的气候条件和能源价格，燃气机热泵比电动热泵能节约至少23%的一次能源和11.3%的运行费用。
Based on the climate and energy price in Shanghai, gas engine driven heat pump can save about 23% primary energy and 11.3% running cost.
从系统总体经济性角度出发，分析了发动机的经济性能与燃气机热泵的经济性，同时协调燃气机热泵的动力性与经济性；
Aiming at the total economy of the system, the economies of the engine and the gas-heating pump are analyzed respectively. And the power and economy of gas-heating pumps are coordinated.
各地质量监督部门需停止任何进口PG 9171 E燃气机的事宜，上述公告由国家质量监督检验检疫管理部门发布。
Local quality supervision departments should stop procedures for imports of PG9171E generators, said an announcement by the State Administration of quality supervision, Inspection and Quarantine.
要求埃克·西尔能源公司关掉这个地区的四个燃煤发电机组，把另一个燃煤机组更换为燃气机组，并新建一个燃气发电厂，以符合联邦的清洁能源标准。
It calls for Xcel Energy to close four coal-fired units in the region, switch another to natural gas and build a gas-fired plant to help meet federal clean-air standards.
当发电机由蒸气机，燃气轮机或水轮机驱动时，它便能发电。
A generator may generate electricity when (it is) driven by a steam engine, gas engine, or water wheel.
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