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(1) THE LOCATION CONTROL METHOD OF ELEVATOR STEPLESS SPEED REGULATION.

(2) Speed regulation system using cascade control method with thyristor is a low-cost system, but the classic system has some shortages, such as low power factor, serious harmonic pollution and etc.

(3) First of all, the model of speed regulation and vector control idea are introduced. The math model, coordinate vector change and asynchronous machine controllability and observant are discussed.

(4) The digital Phase-locked loop for speed regulation is made up of digital comparator, voltage-controlled oscillator, low pass filter, thyristor power amplifier and other components.

(5) The experience in application of internal feedback cascade speed regulation technology for rotors to...

(6) The lifting frame has good speed regulation performance. Ascending and descending is stable without impact.

(7) Electronics stepless speed regulation , conveyor utilized rotated bar with heatproof tube.

(8) Electronics stepless speed regulation , conveyer utilized rotated bar with heatproof tube made of silica gel.

(9) Using space vector pulse-width modulation(SVPWM) signal transformation method, speed regulation of induction motor is implemented by controlling the duty ratio of every converter switch.

(10) Adopt speed regulation of frequency conversion for key device; enhance the control of craftwork operation.

(11) Reasonable range of speed regulation of pipette grinding apparatus and allowable value of wobble amount are determined by means of test.

(12) Electrical Characteristic: It is stepless speed regulation of cross current switch, which have self - lock device.

(13) Frequency conversion speed regulation of main motor has the advantages of saving power and stable speed increase.

(14) The configuration of roller table speed regulation system is emphasized.

(15) Electrical life: 50000 Primary Characteristic: It is stepless speed regulation of cross current switch.

(16) The experience in application of internal feedback cascade speed regulation technology for rotors to high voltage asynchronous motors is introduced.

(17) Oil pump speed regulation technology and the general principle for speed regulator slection are intro - duced.

(18) Stator double fed sine phase moving stepless speed regulation asynchronous machine is a new type of speed regulation motor(sentencedict.com/speed regulation.html), it integrates motor and speeder system.

(19) Second, design the hardware structure of the experiment platform of hybrid drive and speed regulation system.

(20) The chopped mode feedback is a scheme for solving the motor's speed regulation by means of controlling the high voltage with low voltage.

(21) The AC VVVF ( Variable Voltage Variable Frequency ) speed regulation is a integrated technology.

(22) Thus, switched reluctance as motor is widely used in drive and speed regulation field.

(23) Stepless speed regulator regulates speed synchronously , with fast speed regulation and high production efficiency.

(24) A power amplification of H-bridge bipolar PWM control is designed for controlling DC micro-motor of positive rotation, reverse rotation and speed regulation.

(25) Enabling devices to running on rating rotate speed was attained through PLC variable frequency speed regulation.

(26) Finally, through on-line debugging, the author realized the PMSM servo driver with functions of variable frequency speed regulation, parameter identification and parameters displaying.

(27) The frequency stability of a ship power station is decided by the speed response characteristic of diesel engine speed regulation system.

(28) An air - gap - flux observer used for air - gap - flux - orient control of 12 - phase synchronous motor speed regulation system is obtained.

(29) AC motors are usually used in modern traveling crane control system, so the technology of AC speed regulation is also adopted widely.

(30) OPTIPACT motion sensors are compact, robust and ideal for primary or backup rotor speed regulation.