A relicable anti surge control system must be erected in order to prevent compressor operation from being close to surge point.
为获得防喘系统的最佳效能,采用温度畸变发生器作为逼喘装置,分别给出了不同发动机扩稳构件的试验结果。
This paper introduced the test, calculation and fitting of the surge curve of the coal gas compressor and anti-surge control strategy.
介绍煤压机喘振线的测试、计算和拟合以及防喘振控制策略。
The successful application of new anti surge control in compressor control system revamp and new anti surge control algorithm is introduced.
主要对离心式压缩机的防喘振控制、性能控制和速度控制做了原理性的阐述,分析了控制方案的设计理念。
By analyzing the anti-surge control system on ITCC, the anti-surge control theory, control mode, control program and the method of surge check program is introduced.
通过对itc C防喘振控制进行分析,介绍了其防喘振控制原理、控制模式、控制程序、喘振恢复程序以及喘振检测程序的方法。
This paper discussed in detail the design and application experience of the axial blower control, including anti surge control, anti chocked flow control and charge control ect.
本文详细论述了轴流风机控制的设计和应用经验,其中包括反喘振控制,反阻塞控制以及负荷控制等。
The PLC is used in automatic pressure surge control, oil temperature control, product test control, and automatic measurement of pressure, flow, temperature, speed, torque, etc.
PLC下位机完成转向泵的压力冲击自动控制、油温自动控制、出厂试验自动控制和压力、流量、温度、转速、转矩等参数的自动测试。
The design and development methods of aeroengine anti-surge control system are presented. Effects of heat disturbance parameters on the engine are analyzed during missile launch.
提出了航空发动机防喘控制系统设计和研制方法,分析了当战斗机发射导弹时热扰动参数对发动机的影响。
With the actual application of the blast furnace blower, this project USES the series of Siemens S7-400H PLC to achieve the design of the blast furnace blower's anti-surge control system.
结合高炉风机具体的应用实例,使用西门子s7- 400h系列PLC实现对高炉风机防喘振控制系统的设计。
It also discusses the theory of compressor anti surge control, the function of anti surge controller and the application of anti surge control in cracking gas compressor of SECCO ethylene plant.
主要论述了压缩机的防喘振控制理论,防喘振控制器的功能及防喘振控制在赛科乙烯装置裂解气压缩机的应用。
Much of today's inflation stems from temporary influences beyond its control: a surge in energy and food prices, increases in VAT, a consumption tax and the delayed effects of a weaker pound.
目前,通货膨胀失去控制很大程度上是暂时的:能源和食品价格的飞涨,增值税税和消费税的上调,以及英镑贬值造成的停滞。
The dam will control natural flooding and protect millions of people left homeless when thewaters surge beyond their banks.
大坝还可抵御洪水,保护数百万因为家园被冲毁而流离失所的难民们。
Air compressor Surge proof control is key in compress section in ASU, Surge proof control affect the air compressor itself safety, therefor air compressor configuration is important.
空分装置中空压机的防喘振控制是压缩工段的关键,防喘振控制的好坏直接关系到空压机设备的安全,因此空压机控制组态十分重要。
Surge is harmful to compressor, so it must be equipped with control system to avoid surge.
喘振对压缩机的危害极大,为了保证压缩机的正常运行,必须配备控制系统来防止喘振的发生。
Aiming at solving surge of centrifugal compressor, this paper analyzes the gas equation of compressor and then put forward the control method to eliminate the surge of the centrifugal compressor.
针对离心式压缩机喘振对工程实践的危害及喘振出现的原因,通过对压缩机气体方程的分析,提出消除离心式压缩机喘振的控制方案。
Even, its control system commonly consists of simulation instrument, can't modify the changing surge curve of compressor in time and can't control nonlinear surge curve preferably.
且控制系统一般采用模拟仪表构成,在压缩机的喘振线发生变化时不能及时修正,对非线性的喘振线不能较好的实施控制。
These results indicate that the proposed control scheme not only saves energy while in light running of medium-low power asynchronous motors but also decreases the surge of the electromagnetic torque.
实验结果表明本文控制方案不仅能使中小功率异步电动机轻载运行时节能,还使其电磁转矩振荡减小。
The control logic preventing the compressor from surge was analyzed and improved after the performance curve of compressor in gas turbine booster station was analyzed.
通过对燃气轮机增压站压缩机性能曲线的分析,对压缩机防喘振控制逻辑进行了分析及改进。
This paper presents under control of the PLC the surge of speed elevator drive system design process.
该详细就阐述了采用PLC控制的调压调速的电梯拖动系统的设计过程。
It is composed of the circulating water loop in constant temperature, surge tank, solenoid valves, flow regulating valve, electronic scale and control units.
整个系统包括恒温循环水回路、稳压罐、电磁阀、流量调节阀、电子秤和控制单元等组成部分。
The inverter uses opetimal phase angle control scheme to suppress the surge voltage during the commutation of current.
为了抑制电流换相期间的浪涌电压,逆变器采用最佳相角控制。
The control system preventing centrifugal compressor equipped in large-scale gas turbine from surge was discussed in the paper.
阐述了大型燃气轮机增压站所配离心式压缩机防喘振系统的控制系统。
Compressors are run up with the anti surge valve fully open. This valve is forced to remain open, independently of the control system, until the run-up PROCEDURE has been concluded.
压缩机升速时防喘振阀全开,该阀不受控制系统控制而被强制保持打开直到升速阶段完成。
The final analysis proved that a phase-shifting surge SPWM optimal control of the inverter, a simple control circuit, in the phase shift smaller, better quality waveform.
最后分析证明了采用移相调压最优SPWM控制的逆变器,控制电路简单,在移相角较小时,波形质量较好。
About current surge when start in wide voltage, corresponding control circuit of start-up is designed in this paper.
对于宽电压范围启动过冲问题,本位设计出一种防止过冲的启动控制电路。
The realization of full automatic control functions, such as anti-surge adjustment, adjustment of inlet guide vanes is analyzed in detail.
详细分析了防喘振调节,入口导叶调节等全自动控制的实现。
Fluid Energy Controls surge Stop surge Suppressors are designed to dampen the pressure surges caused by rapid closing and opening of flow control valves in any liquid handling system.
浪涌电压抑制器用以抑制关闭和开启控制阀时产生的压力波动。
Fluid Energy Controls surge Stop surge Suppressors are designed to dampen the pressure surges caused by rapid closing and opening of flow control valves in any liquid handling system.
浪涌电压抑制器用以抑制关闭和开启控制阀时产生的压力波动。
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