查询词典 heat unit

Based on the temperature and humidity control air-conditioning system, this paper proposes the concrete scheme which recyclies the heat dissipation of the condenser part of air cooled heat pump unit to regenerate solution and proves the energy-saving effect.

基于温湿度独立控制溶液除湿空调系统，作者提出回收利用风冷热泵机组的冷凝器部分散热用来进行溶液再生的具体方案，并进行了节能效果的论证，发现再生器中消耗的热量可以节省15%左右，节能效果显著。

In this paper,the system principle of the air cooled screw heat pump total heat recovery unit was introduced.

本文对热泵全热回收空调机组系统原理进行了介绍，并通过对风冷热回收机组试验结果的分析，为该类型机组的设计及应用提供参考。

The ventilation system consists of a supply and exhaust air unit with a counterflow heat exchanger which provides 85% heat recovery.

通风 通风系统包括一个送风单元，一个排风单元，与一个可回收85%热能的逆流式换热器。

The steady mathematic model of water source heat pump unit for small house is established,and the characteristics of the unit are simulated.

由于可利用水源的多样性和地源水井的开凿以及地质状况的不确定性，使得水源出水温度各不相同，进而影响到机组型号的选择。

Air cleaning: To enable±·removed without the air-conditioning, special cleaning agent directly injected into the evaporator of indoor unit and outdoor unit on the internal heat exchanger, through the physical chemosynthetic, about ten minutes to clear the dirt, with the exception of food sterilization, air purification, but also the restoration of air-conditioning refrigeration, heating efficiency, extend the service life of air-conditioning.

空调清洗：使用本品不需将空调拆下，直接将专用清洗剂喷入室内机蒸发器上和室外机换热器内部，通过物理化合作用，十分钟左右即可清除污垢，除味杀菌，净化空气，还可以恢复空调的制冷、制热效率，延长空调的使用寿命。

Taken A 200MW unit as an example, the unit's cold end system characteristic curves were drawn. The curves considered various conditions, including the forced velocity of air, the air temperature, scale thermoresistance in pipe and condenser heat load.

以某200MW 直接空冷机组为例，通过仿真模型计算出不同风速、风温和排汽量下凝汽器冷端系统特性曲线；并且分析了管内污垢热阻对凝汽器压力的影响，画出了影响曲线。

The principle is to use the unit shutdown after remaining in the boiler or neighbors of the steam jet ejector through the air, a temperature lower than the temperature of the metal cylinder steam flow, the heat absorption unit.

其原理是利用机组停机后本机锅炉中剩余的或邻机的蒸汽，通过喷射器引射空气，形成温度低于汽缸金属温度的汽流，吸收机组的热量。

Online energy, heat, power conversion unit, a numerical calculation of input selection unit joule watt- hour kilowatt- hour megawatt- hour British thermal units foot-pounds of force therms.

在线能量，热量，功率单位转换计算输入一个数值选择单位焦耳瓦小时千瓦小时兆瓦小时英制热量单位therms英尺磅力。

Intermediate heat cycle can be reduced because the tail blade turbine steam humidity and reduce steam consumption. improve plant efficiency and thermal cycling in the unit were popular, however, Reheat temperature control system with nonlinear their targets, inertia, the characteristics of delay, Power Plant to become more difficult to control the system-paper fuzzy control theory and fuzzy logic, reconsidered conventional PID control law on the basis of the study and intelligent fuzzy PID control, the 300MW units Reheat fuzzy control process using adaptive PID control, the introduction of load feedforward. design configuration, the final design complex adaptive feedforward cascade control system and MATLAB for simulation, simulation results show that the response speed, Robust control and accuracy, the system has considerable advantages Unit to improve the efficiency and reduce the operational workload.

中间再热循环技术因其可以降低汽轮机尾部叶片的蒸汽湿度和降低汽耗，提高电厂的热循环效率而在单元机组中被普遍采用，然而，再热气温控制系统因其对象具有非线性，大惯性，大迟延等特点，成为火电厂较难控制的系统之－，本文运用模糊控制理论和模糊逻辑推理，在重新认识常规PID控制规律的基础上探讨了PID与智能模糊控制相结合，在电厂300MW发电机组再热模糊控制过程中使用自适应PID控制，引入负荷前馈，设计组态，最终设计出自适应复合型前馈串级控制系统，并在MATLAB中进行仿真模拟，仿真结果表明，在响应速度，鲁棒性和控制精度等方面，此系统都具有相当大的优越性，有利于提高机组的效率和减轻运行人员的劳动负荷。

The work of on-line analysis system of the operation state of each heater in steam unit include:(1) compile data collection procedure with DCS system;(2) consummate heat economy analysis model of energetic system;(3) base heater fault diagnosis model:(4) develop online analysis system of the operation state of each heater in steam unit.

凝汽机组各加热器运行状念在线分析系统开发的主要工作包括：(1)编写与DCS系统的数据接口程序；(2)完善热力系统热经济性分析模型；(3)建立加热器故障诊断模型；(4)开发凝汽机组各加热器运行状态在线分析系统。

I didn't watch TV last night, because it .

昨晚我没有看电视，因为电视机坏了。

Since this year, in a lot of villages of Beijing, TV of elevator liquid crystal was removed.

今年以来，在北京的很多小区里，电梯液晶电视被撤了下来。