预热器

Study results show that the thermal transmission characteristic of the radiation recuperator is variable during the heat treating process,and the average preheating temperature of air is not capable of achieving the rated design value of the recuperator.

结果表明，燃气辐射换热器的传热特性在整个热处理过程中是不断变化的，空气平均预热温度并不能达到换热器的额定设计值，故在周期式热处理炉上使用辐射换热器并不完全合适。

For saving the fuel and increasing the efficiency of gas turbine cycle, recuperator is used to warm-up the air entering the combustion of gas turbine by absorbing the heat of exhaust in recuperation cycle.

在回热循环中，回热器利用燃机排气中的余热(一般温度为600℃左右)来预热进入燃气轮机燃烧室的气体，从而达到节省燃料、提高燃机效率的目的。

This paper introduces the major equipment of the polysilicon reducing furnace electrical system ,and emphasizes the working prin-ciples of preheating voltage regulator and reducing voltage regulator.

介绍了多晶硅还原炉电气系统的主要设备，着重分析了预热调压器和还原调压器的工作原理，并且提出了一种新型的还原调压器设计思想，减少了谐波含量，提高了功率因数。

Some models may cover space heating, space cooling,(space heating via conditioned air, hydronic systems and / or radiant heating systems), domestic or pool water preheat via the desuperheater function, demand hot water, and driveway ice melting all within one appliance with a variety of options with respect to controls, staging and zone control.

有些型号可能包括空间加热，冷却空间，（空间，通过调节空气加热的液体循环系统和/或辐射采暖系统），国内或池水预热（通过减温器的功能，热水的需求，和冰融化车道内的所有设备之一与控制方面的各种选择，分期，分区控制。

In the Stirling piston engine, the regenerator is a temporary heat storage aimed at increasing "thermal efficiency" with free-energy preheating and precooling.

在活塞的斯特林发动机，再生器是一个临时储热预冷旨在提高能源预热和&热效率&与自由。

The hardened case ununiformity and quenching cracks of H32058 driven ring gear after the medium frequency induction quenching were analyzed.

分析了H32058从动齿圈经中频淬火后出现的淬硬层分布不均和淬火裂纹等缺陷的原因，通过重新设计感应器和反复工艺调试，利用两次中频加热淬火方式实现预热中频淬火，获得了沿齿廓分布的淬硬层。

Cut down cost in changing a project for the energy saving,the gas making use of a sulfur dioxide to change is that the cold stove gas preheats , reduces at the same time to change the air temperature degree , reclaim the quantity of heat changing an implement.

转化工程中为了节约能源，减少成本，利用二氧化硫转化气为冷炉气预热，同时降低转化气温度，回收转化器的热量。

"Wax thermostat, glow plug, air heater, radiator cap, water temperature sensor, oil pressure siren, engine rpm sensor, oil pressure sensor, thermal switch, flame heater plug, electronic qxk start-stop control, thermostat cover and so on.

&，&蜡质调温器，电热塞，空气加热器，水箱盖，水温传感器，油压报警器，转速传感器，油压传感器，热敏开关，火焰预热塞，电动熄火控制器，节温器壳等等发动机配件。

At present, hot-blast stove designers have been used to refer to remaining heat exchanger when they designed heat exchanger of hot-blast stove, and have taken examples in accordance with experience of remaining heat exchanger.

目前热风炉换热器的设计多借鉴工业炉用预热助燃空气的高温换热器，选型多按余热利用换热装置在设计及应用中形成的经验选型。

The feasibility of proposed GA/SA approach for HENS with multi-stream heat exchangers is demonstrated successfully through varying scale synthesis problems.3 The economical advantage of multi-stream heat exchangers network over traditional two-stream heat exchangers network is illustrated through calculations.

作为工程实例，本文将GA/SA综合多流股换热器网络程序应用于辽阳石化分公司的原油预热换热器网络的改造，所提出的换热网络满足了厂方的改造要求，降低了操作费用，可以带来较高的经济效益。

I can not make it blossom and suits me

我不能让树为我开花

When temperatures are above approximately 80 °C discolouration of the raceways or rolling elements is a frequent feature.

当温度高于 80 °C 左右时，滚道或滚动元件褪色是很常见的特征。