查询词典 equivalent circuit

If a clock is added to a Boolean circuit, we obtain a device called clocked circuit that is equivalent to a finite automaton (but with a description that can be used to build a physical realization of it).

如果时钟被添加到一个布尔电路，我们获得的设备称为频率电路，是相当于一个有限自动机（但描述，可以用来建立一个物理实现它）。

The circuit model of inductance-coupled double-ring electrodeless lamp is researched and its equivalent simplified circuit is analyzed,based on which the frequency-domain characteristics and design of its resonant ring are discussed in detail.

0引言无极灯具有高光效、高显色性、无频闪和长寿命的优良特性，是一种具有良好发展前景的新型气体放电光源[1-6]。在无极灯电子镇流器照明系统中，电子镇流器的分析和设计至关重要。

Firstly, this method makes all of the components/load points between the connected circuit breakers/disconnecting links equivalent to a broad node of load, then by successive expunction of circuit breakers and disconnecting links from the bottom to the top, the total network is transformed into a node equivalently.

该方法首先将整个网络中相连的断路器/隔离开关之间的所有元件/负荷点等值成一个推广了的负荷点，然后通过不断的由下而上的网络等值将整个配电网逐步等值成一个节点。

By adding an equivalent harmonic impedance in the branch circuit of power grid, this HAPF could force all the harmonic currents flow into passive power filters, which resulting in eliminating harmonic contamination more effective. And using the capacitive feature of PPF in the fundamental frequency, this HAPF could compensate fixed-capacity reactive power without increasing APF's burden. Moreover, in order to decrease APF's cost, the fundamental voltage will largely be endured by capacitor in view of the series resonance circuit tuned at the fundamental frequency, so the APF just bears little harmonic voltages.

其基本工作原理是：有源部分等效于在电网支路中串联了一个谐波阻抗，该谐波阻抗对基波电流不起作用，而对谐波电流产生很大阻碍作用，迫使谐波电流流入无源滤波器，从而达到滤除谐波的目的；同时新型注入式混合有源滤波器还充分利用了无源滤波器的无功补偿功能，在不增加有源部分容量的前提下，可以提供一定容量的无功功率；由于有源部分承受的电网基波电压不大，也没有基波电流流入，因此逆变器容量小，初期投资较小。

Next, the following points are emphasized:(1) The design of photoelectric conversion preamplifier circuit. In order to improve the measurement accuracy of luminometer and ensure linear relationship of the photoelectric, operational amplifiers is designed as current-voltage converter form, on the one hand, it is available to zero-load effect; on the other hand, short-circuit current can be transformed into a voltage volume through the feedback resistor, it is equivalent to voltage drop flowed through a load resistor on the actual effect.

其次，本文重点做了以下工作：(1)光电转换前置放大电路的设计：为了提高照度计的测量准确度，确保光电间的线性关系，本设计把运算放大器接成电流电压变换器的形式，一方面可得到零负载效应；另一方面，短路电流通过反馈电阻变成电压量，实际效果相当于流过一个负载电阻形成的压降。

Some new method is presented in this paper: A. An Integrated parameters computation method to analysis asynchronous operation of the turbine generator is given, including the equivalence of short circuit and open circuit of field windings, deducing boundary condition of 〓 method and computing frequency parameters. B. A new memory structure for sparse complex matrix and a PCCG method based on it are introduced to save memory and computation time. C. An equivalent method of vacuum is presented, and effectively eliminate the effect of corner point and accelerate convergence of PCCG method. D. Coupling the computation of electromagnetic and temperature field is discussed and model for computing temperature field of the turbine generator rotor at asynchronous operation is built.

文中提出了以下新方法：(1)在失磁异步运行转子三维涡流场计算中提出了完整的参数计算方法，其中包括励磁绕组开、短路的等效，〓法边界条件的推导及频率参数的计算方法；(2)提出了铁心内空气域的等效方法，有效地解决了开槽引起的角点奇异问题，并提高了方程组的迭代收敛速度；(3)在〓法有限元模型中，创立了一种能节约内存、提高计算速度的压缩存储矩阵格式，并建立了基于该格式的方程组解法；(4)提出了涡流电磁场和温度场两种不同场计算的合理结合方法，建立了转子三维稳态和时变温度场的有限元计算模型。

On the basis of analyzing the principles of interleaver filters of the interference of polarized light and planar lightwave circuit-type lattice structure, the equivalent mathematical representation of the spectral transmittance of the two kinds of interlearers is revealed. The equivalent relationships of the structural parameters of them are given.

在分析比较双折射晶体偏振光干涉型和平面波导环形格子结构型光交错复用滤波器原理的基础上，揭示了两者在光谱透射率的数学上的等效性，给出了两者结构参量之间的等效关系，可以直接利用经简单傅里叶级数对比法获得的晶体的结构参量对平面波导环形格子结构型光交错复用滤波器进行结构设计。

Related technology is also researched.Finally,the thermobattery and the booster and steady voltage circuit module are tested by experiments,the result shows that the charging start-up voltage of booster and steady voltage circuit is0.911V,current is70mA.Output power reaches the maximum when equivalent internal resistance of semiconductor thermobattery series-parallel connection matches with load resistance.

并研究了工艺，最后通过试验测试温差电池组和升压稳压电路，结果显示升压稳压电路的充电启动电压为0.911V，电流为70mA，当半导体温差电池串并联的等效内阻和负载电阻匹配时输出功率达到最大。

This compensation circuit can make the stability of the LDO linear regulator undependent on the effect of load capacitor's equivalent serial resistance, and it also makes the unit gain frequency bandwidth change slightly when the load is varying, thus greatly improving the performance of transient response, Furthermore, on the basis of dynamic frequency compensation, an overcurrent protection circuit is designed.

文章针对LDO稳定性的问题，提出了一种内部动态频率补偿电路，使LDO线性稳压器的稳定性不受负载电容的等效串联电阻的影响，其单位增益带宽也不随负载电流变化而改变，大大提高了瞬态响应特性；采用Hynix 0.5μm CMOS工艺模型对电路进行仿真；此外，该电路在实现动态频率补偿的基础上又加入了系统的过流保护功能，当负载电流大于限制电流时，LDO不能正常工作；当负载电流小于限制电流时，又自动恢复到正常工作状态。

6 Batteries, as described in 4.25.10, and battery chargers.(1) Battery connectors must be constructed of material with a V-0 flame rating or have a glow wire ignition rating of 750°C.(2) The battery charging system shall not present a risk of fire due to a short-circuit condition applied to any point in the length of a charger/battery interconnecting cable when tested inaccordance with 8.19.7.(3) During charging, battery-charging voltages shall not exceed the recommended charging voltages when tested in accordance with 8.19.6.(4) Battery chargers must be certified to the appropriate current national standard, for example UL, CSA, or equivalent standards body. 8.19.6 Battery Overcharge Test—Each battery shall be charged with its intended charger continuously for 336 h. The test shall not result in the release of electrolyte, or cause explosion or fire. 8.19.6.1 If the battery can be charged in the vehicle, place the battery in the vehicle and connect it to the charging circuit. Drape the charger, cable, and battery with a double layer of cheesecloth. The test shall not result in ignition of the cheesecloth or in the release of electrolyte.

4.25.10.6 电池(如4.25.10中的描述)和充电器(1)电池的连接器必须是使用UL94V0防火等级的材料做成的，或使用燃点为750度的发热线(2)按照8.19.7测试时，当在充电器和电池间的导线上的任意一点发生短路时，电池充电系统不允许出现着火的危险(3)充电时，按照8.19.6的测试方法，充电电压不允许超过推荐的充电电压(4)电池充电器必须通过相应的现行国家标准的认证，比如UL，CSA或等同的标准机构 8.19.6电池过充测试---每个电池都需要采用其默认的充电器连续充电336小时，测试不允许导致电极的泄露，导致爆炸或火灾 8.19.6.1若电池可以在交通工具上使用时，将电池放到交通工具上，并将之与充电电路连接起来，用双层粗棉布将充电器，连接线和电池遮挡起来。

They weren't aggressive, but I yelled and threw a rock in their direction to get them off the trail and away from me, just in case.

他们没有侵略性，但我大喊，并在他们的方向扔石头让他们过的线索，远离我，以防万一。

In slot 2 in your bag put wrapping paper, quantity does not matter in this case.

在你的书包里槽2把包装纸、数量无关紧要。