分析了一级泵水系统采用温差控制法实现变流量运行对空调系统运行的影响。
Analyses the effects of variable flow operation of primary pump water systems based on the temperature difference control method on the operation of air conditioning systems.
在钢混凝土结合梁中，温度作用通常包括三种形式，即：变温、温差和温度梯度。
Temperature changes, temperature diversities and temperature grades are common forms of temperature actions in steel and concrete composite girders.
对中央空调系统的三种变流量控制方式压差控制、温差控制、负荷控制进行分析。
Three variable volume control modes in central air-conditioning, press difference control, temperature difference control and load control are analyzed.
该系统采用了大温差变流量冷水机组、大温差定流量带部分热回收土壤源热泵机组与锅炉的组合；
The chillers adopt large temperature difference and variable flow, the heat pumps adopt large temperature difference and fixed flow and part heat recovery.
结果表明：初始时刻叶片表面和环境温差较大，温降较快，随着冷却过程进行，温降速度变缓；
The results show that the temperature reduces fast at first stage, because of the larger difference between blade and air. Then, the temperature reduction rate decreases slowerly, in cooling process.
在分析供热系统变流量运行调节的基础上，提出了变温差控制并给出了控制方案。
Based on an analysis on the variable flow operation regulation of heating systems, puts forward variable temperature difference control and control scheme.
本文通过分析冷冻水温度变化对风机盘管全热、显热、潜热、热湿比以及供回水温差的影响，讨论了亚热带地区风机盘管采用变水温调节的可行性。
Based on the thermal comfort, the Analyses the relation of the variable water temperature, total heat, sensible heat, latent heat, angle-scale, temperature difference between supply and return water.
采取这些加固措施后，现场检查和监测表明，大坝渗漏水明显减少，坝腔温度升高、温差变幅减小，劈头裂缝稳定。
After these measures, site inspection and monitoring showed that the dam seepage decreased, dam temperature rose, temperature difference minimized and the cracks turned stable.
增速齿轮箱在运行中既要承受季节变化时温差带来的恶劣环境，更要承受风场风速的随机变化所产生的变载荷。
During the operation, the gearbox is not only enduring the bad conditions due to the temperature varying when season changes, but also enduring the dynamic loads caused by the random wind speed.
增速齿轮箱在运行中既要承受季节变化时温差带来的恶劣环境，更要承受风场风速的随机变化所产生的变载荷。
During the operation, the gearbox is not only enduring the bad conditions due to the temperature varying when season changes, but also enduring the dynamic loads caused by the random wind speed.
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