还有门禁配件所需的12伏和24伏恒定功率输出。
It also has simultaneous 12-VDC and 24-VDC constant power outputs for access control accessories.
在模糊控制PID方法基础上，实现了恒定功率因数节能控制。
Based on fuzzy control PID, energy saving method of constant power factor is achieved.
HID氙气灯必须工作在恒定功率条件下，通常采用功率误差检测环路来实现。
HID Xenon gas lamp must operate under constant power supplying. Normally it is realized with power error detecting loop.
提出在过功率保护电路中利用斜坡电压取代传统的固定电压，以达到不同输入电压下的恒定功率限制。
Comparing to conventional fixed voltage, the slope limit voltage in the over power protect circuit can improve the constant power limit capability in different input voltage.
为了在变化的输入光电平上保持输出信号电平恒定，用于检测光接收机的输出功率电平的设备和方法。
An apparatus and method for detecting an output power level of an optical receiver, in order to hold output signal levels constant over changing input optical levels.
PWM整流器具有功率因数高、能量可双向流动、直流电压恒定等优点。
PWM rectifiers have the characteristics of large power factor, bidirectional power flow and constant direct voltage.
在飞轮能量释放过程中，利用电压反馈控制，负载能获得恒定的电功率。
Using voltage feedback control, the constant power output is achieved during the flywheel discharging period.
根据温度的高低，一个自动化的系统则可以调整微波的功率输出，以便达到相对恒定的固化温度。
An automated system can then adjust the power output of the microwave so that a fairly constant curing temperature can be maintained.
湖南电网采用了恒定联络线净交换功率的控制模式，可控机组容量达到最大负荷的20%。
Constant Net Interchange (CNI) mode has been adopted in AGC system of Hunan Power pool. Controlled capacity of generators units has been reached 20% of maximum of demand of Hunan pool.
而且，对于恒定额定功率设置的PZT换能器系统，温度的改变导致PZT换能器实际加载的功率及阻抗的改变。
Moreover, for the fixed power setting of PZT transducer, the temperature change can lead to difference in actual power and impedance of PZT transducer.
本发明涉及一种用于松散材料的处于运行中的带式输送设备在非恒定加载时的单位功率需求量的确定方法。
The invention relates to a method for determining the specific power requirement of a belt web conveyor system for bulk goods in operation with nonconstant loading.
本文应用自适应最小二乘格型（LSL）算法估计非恒定流压力脉动的功率谱密度。
This paper uses the adaptive least squares lattice algorithm (LSL) to calculate the spectral estimation of pressure fluctuations in unsteady flow, and describes the principle of the LSL algorithm.
为了保持工作中的稳定平均输出功率和恒定消光比，采用了温度补偿电路和自动功率控制电路。
To maintain the constant average optical power and extiction ratio, the temperature compensation loop and automatic power control loop are incorporated in this chip.
通常，恒定卷取张力是由恒功率控制系统来实现的。
Consequently, the constant coijing tenaion for bydraulic coiler is realized by means of constant power control system.
三相电压型PWM整流器具有输出电压恒定、能实现单位功率因数运行的特点，甚至可以实现电能回馈电网。
The three-phase PWM voltage source rectifier presented in this paper owns such features as constant output voltage, running under unit power factor and feedback of the power into the power networks.
实验结果验证了定子磁链定向的矢量控制策略既能保证定子输出频率恒定，又能较好地跟踪风力机的最大功率输出。
The stator flux-oriented vector controlling strategies of keeping stator frequency constant and capturing the maximum wind power are verified by experiment results.
恒定加热功率为20W 时，充电电流越高，热失控起始温度越低， 电池内部反应越剧烈；
When the heating power maintain at 20 W, the higher battery level is, the lower thermal runaway initial temperature is.
而且相位连续的恒定及准恒定包络调制技术，具有很高的带宽和功率利用率，带外辐射较小，因而产生的邻道干扰也较小。
Furthermore, when the phase is continuous, they could provide high power and bandwidth efficiency. Due to the low out-of-band radiation, the interfere between channels is also small.
设计了一种可程控功率源，其特点是可输出大功率的恒定电流和恒定电压，波形参数和输出变化方式可由程序控制输出；
The system is so designed and then the key ICs are choose carefully. A controllable power source is designed in this paper.
系统通过瞬时无功功率闭环，实现了功率因数的恒定控制和无功功率的无静差调节。
The closed loop control of instantaneous reactive power is used to realize the constant power factor and suppresses the reactive power impact.
通过双限流电路和浪涌强制吸收或隔离保护电路的设计，解决了大功率半导体激光器驱动电源常见的浪涌冲击和电流恒定的难题。
The double limit current circuit and electronic surge force absorbed or isolated circuit are introduced. The problems of electronic surge strike and current stable are solved.
通过双限流电路和浪涌强制吸收或隔离保护电路的设计，解决了大功率半导体激光器驱动电源常见的浪涌冲击和电流恒定的难题。
The double limit current circuit and electronic surge force absorbed or isolated circuit are introduced. The problems of electronic surge strike and current stable are solved.
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