45分钟主回路的水位继续下降。
45 min the water level in the primary loop continues to drop.
此外，主回路中还存在氢气。
主回路采用可控硅单相桥式整流电路。
The main loop adoption can control the silicon list mutually the bridge type to commutate electro circuit.
主回路冷却系统的窄间隙焊接及其应用。
Narrow gap welding and its applications in primary cooling systems.
主回路中的蒸汽，不再同水一起循环，而是升腾起来。
Steam within the primary loop, now no longer circulating with the water, rises.
简要介绍了主回路和控制回路的改造内容。
The transformation contents of the main circuit and control circuit are introduced briefly.
15小时50分钟随着主回路的水泵启动，循环水包围了堆芯。
15 hr 50 min the primary loop's pumps are turned on, which circulate water around the core.
阐述了调功器的设计原理、主回路和控制回路的电路图。
There is description on the design principle of power regulator, circuit drawings for main and control feedback circuits.
45分钟主回路的水位继续下降。控制室中的仪表误报水位在上升。
45 min the water level in the primary loop continues to drop. Gauges in the control room erroneously indicate that the water level is up.
15分钟这时，已有大约3000加仑的水从主回路泄漏。
15 min By this time approximately 3,000 gallons have escaped from the primary loop.
主回路电气连接全部采用固定式连接，具有很高的可靠性。
Main cycle electrical connections all use fixed connections, having high reliability.
4分30秒操作员观察到主回路的水位在上升且压力在下降。
4 min 30 SEC Operators observe that the water level in the primary system is rising and that the pressure is decreasing.
先检查变频器的主回路，测量整流模块和逆变模块特性良好。
Check the main loop and measurement frequency inverter modules and rectifying module properties is good.
堆芯的一半都暴露在水面上，主回路中水的辐射水平达到正常标准的350倍。
Half of the core is now uncovered, and the radioactivity of the water in the primary loop is 350 times its normal level.
最后利用建立的热分析模型分析了主回路发热对接触器温升的影响。
Based on the model, the influence of the main circuit on the temperature rise of ac contactor was researched.
这些燃料管然后通过简单的接触换热把热量传给主回路中的冷却剂。
These tubes then transfer heat to the primary circuit water, simply by contact.
主回路原理图包括设备主回路、操作控制电路和辅助电路等几个部分。
The principle diagram of major loop includes major loop, operation control circuit and assistant circuit, etc.
给出了电力拖动系统的主回路电路图、PLC和变频器的外部接线图。
It presents the circuitry diagram of the main loop of electric drive system and the external wire-connection diagrams of PLC and converter.
对运放参数测试的自动校零方法、测试主回路的闭环稳定性进行了研究。
This paper describes the automatic null-setting method for Op-Amp parameters measurement and the stability of the main measurement loop.
主回路是一个对冷却剂加压的封闭回路。冷却剂的作用是带出反应堆内的热量。
The primary circuit is a close circuit that pressurize water whose function is to extract heat from the nuclear reactor.
分析了陶瓷梭式窑控制特点，就炉膛内的温度以及气氛的控制设置两个控制主回路。
Based on the analysis of the characteristic of the kiln control system, two control loops are designed respectively for the control of temperature and atmosphere.
2秒由于热量不能传到二次回路，主回路中的水压和水温上升，这很平常，不必担心。
2 SEC Because heat is no longer being transferred to the secondary loop, water pressure and water temperature in the primary loop rise. This is normal and no cause for concern.
通过对主回路的构成和控制策略的讨论，提出了高压整流电路的控制系统的构成方案。
Based on the discussion on the formation of the main loop and control strategy, the construction scheme of the control system for high-voltage rectifying circuit is presented.
根据给出的DVR主回路结构及其等值电路，对稳态时的补偿特性和参数设计进行了分析。
According to the determined main circuit and the corresponding equivalent circuit of DVR, the compensation characteristic in steady state and the parameter design are analyzed.
开关式励磁调节器主回路设计中需要考虑的两个主要问题是开关器件的尖峰电压和冲击电流。
Two main problems in designing the main circuit of switching mode excitation controller are peek voltage and over current of switching device.
电源主回路主要由飞轮脉冲发电机、整流变压器、晶闸管变流设备、硅整流器、开关网络等组成。
The main circuit of power supply is made up of pulsed generators with flywheel, rectifier transformers, thyristor converters, diode rectifiers and switches.
包括焊接主回路、采样电路、触发电路、同步电路、电磁气阀启动电路、显示界面以及看门狗等电路。
The circuit including the main welding circuit, shows the interface, watch dog circuit, sampling circuit, trigger, synchronous circuit and electromagnetism gas valve etc.
通过主回路、引弧电路、稳弧电路的共同作用，解决了一般弧焊电源输出脉动大、功率因数低的缺点。
The problem of annual arc welding power source whose output is surge and power factor is lower, is solved by means of main circuit, arc ignition circuit and arc static circuit working together.
通过主回路、引弧电路、稳弧电路的共同作用，解决了一般弧焊电源输出脉动大、功率因数低的缺点。
The problem of annual arc welding power source whose output is surge and power factor is lower, is solved by means of main circuit, arc ignition circuit and arc static circuit working together.
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