7、direct axis subtransient short circuit time constant
11、short circuit impedance of arc furnace installation
15、Both problems can be solved by using short circuit logic.
19、Acting characteristic of short-time delay short circuit (can be OFF) Inverse acting characteristics in ow-mutipled current;
23、With short circuit protection, over current protection, the load voltage protection protection and multiple protection.
27、An included Electronic Ground Fault circuit Interrupter immediately terminates power if the unit is exposed to water or other liquids that could cause a short circuit.
31、The mobility larger than the optimal value will lead to a small increase in the short circuit current.
35、The rectifier type FCL not only reduces the amplitude of short circuit currents but also changes their waveform which seriously affects the making and breaking capability of HV circuit breakers.
39、The paper mainly introduces a kind of stimulatior, It emphasizes on the mathematical mode! of three phase short circuit breakdown and its showing methods.
43、With simulation by emtp it shows that both the random initial phase of short circuit current and the random direction and value of residual magnetism are the reason of above-mentioned phenomenon.
47、Electricity should also be distributed according to the amount of electricity that will be needed in each area of the building. Each of these supply circuits should be protected from short circuits. The wires in circuits are kept from heating by either fuses or circuit breakers.
4、short circuit subtransient time constant
9、carbon brush test on short circuit commutator
14、Overcharge protection, over-discharge protection, over current, short circuit protection.
20、Application of measures of limiting 220kV short circuit currents in Tianjin power grid
25、Over current protection in circuit design avoids further damage because of prompt control of short circuit and over current in loading.
30、The current limiting resistors (r) protect the scanner CARDS from damage if the test coupon develops a short circuit.
36、This product comprehensive protection adopts digital single chip technology, possess the functions such as overload, short circuit, under voltage, voltage loss protection;
41、"The gaffes were merely a consequence of the short circuit in communication inside the Vatican," noted Massimo Franco, author of "Parallel Empires," a history of U. s. -vatican relations.
46、”蚊子说：“你那里有什么好玩的吗?”蜘蛛说：“有啊，我开了一个网吧，请您来上网。
5、short circuit current peak value
12、Short Circuit A short circuit is generally an unintended electrical connection between current carrying parts.
18、Using the concept of virtual short circuit and virtual open circuit, the voltage gain of depth negative feedback circuit can be estimated.
26、Housing of socket is made of aluminum alloy, in which there is circuit breaker with functions of short circuit and overloading protection.
33、UC3846 is used for PWM, pulse transformer driven by bridge can transfer signal and power for IGBT in main circuit, quick protection is necessary for short circuit often happen during brush plate.
40、In this way, you can "short circuit" the process and supply your own data for a given public or system ID.
1、steady short circuit current
8、single-phase directional short circuit relay
17、Circuit breakers and disconnect switches should not be blown open or otherwise damaged by short circuit currents within their short time ratings.
28、For Shanghai power grid, which has large short circuit capacity and short electrical distance, a method using imported instrument to test power frequency variation distance protection is presented.
37、The initiation voltage of short circuit treeing after the positive and the negative dc pre-stress increase by 26 8% and 36 3% respectively.
45、 Lost, there is no difference between short circuit and long road. It can't be said that if you get lost on the long road, you won't get lost. Walking on the road that can not reach the goal is lost.
10、short circuit time constant of primary windings
22、The fuse will automatically go before a short circuit can do much harm.
34、In order to restrict the rising rate of fault current caused by short circuit on one arm of bridge of inverter, a kind of device named current loop protection circuit can be adopted.
2、short circuit breaking capacity
16、The circuit inside the lamp is designed whit overcharge resistant function ang short circuit protection device.
32、The disconnector shall operator at the power frequency short circuit while MOA's failure under the abnormal conditions.
3、rated short circuit current
24、Safety Features: Spark-resistant, reverse hookup, short circuit and overcharge protection.
44、The CAB monitors the valve solenoid circuits at all times for proper voltagIf an intemittent open or short circuit is detected but not identified to any one of the valve solenoids, the trouble code is set.
29、Rotors of300 MW generators imported from France are afflicted by problems concerning short circuit between windings and overvoltage.
13、Power transformers--Part 5: Ability to withstand short circuit
6、short circuit current to earth
21、When stabilizer incurs suddenness, standing in short circuit condition, stabilizer stop working automatically, avoid damaging.
42、It was proved that high Speed Assist Submersed Gas-jetting EDM Milling is an effective solution to solve high short circuit ratio problem of EDM in gas, and reveals good machining performance.
38、The charger adopts chip controlled charging,with constant current and constan charging,overcharge protection,short circuit protection and indications for charging status.
国文精选馆
