| Patents for H02P 3 - Arrangements for stopping or slowing electric motors, generators, or dynamo-electric converters (5,905) |
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| 08/11/2011 | WO2011094910A1 Braking method and braking device used for vertical shaft wind-driven generator |
| 08/11/2011 | US20110193508 Vehicle display system and motor control device therefor |
| 08/11/2011 | US20110193504 Power converter control apparatus |
| 08/11/2011 | US20110193346 Method and apparatus to recover and convert waste heat to mechanical energy |
| 08/11/2011 | DE102010007275A1 Drive system for driving shelf control device in storage warehouse, has energy storage arranged in common supply circuit, where energy capacitance of storage is large such that maximum total mechanical energy is received in storage |
| 08/10/2011 | CN201928227U 一种电机直驱螺杆泵反转抑制装置 A motor direct drive screw reverse suppression device |
| 08/10/2011 | CN201928226U 一种电机反转抑制单元内置的螺杆泵电机直驱装置 A motor reversing suppression unit built-screw motor direct drive unit |
| 08/10/2011 | CN201928212U 一种三相电源开关控制柜 A three-phase power switch control cabinet |
| 08/10/2011 | CN201928211U 三相电动机软启动刹车器 Three-phase motor soft start brake |
| 08/10/2011 | CN102145659A Method for adjusting and controlling braking force of motor |
| 08/09/2011 | US7994745 Power supply device for vehicles |
| 08/04/2011 | US20110187299 Fan system and braking circuit thereof |
| 08/03/2011 | EP2132869B1 Brushed motor control with voltage boost for reverse and braking |
| 08/03/2011 | CN201918950U 具有再生制动功能的串励直流电机控制器 With regenerative braking function series excitation DC motor controller |
| 08/03/2011 | CN101065309B Improved energy storage method for load hoisting machinery |
| 08/02/2011 | US7988593 Creep control for motor system |
| 07/28/2011 | US20110181213 Fan system and brake control circuit thereof |
| 07/27/2011 | CN101718260B Self-sealing brake device of permanent-magnet direct drive/semi-direct drive wind generating set |
| 07/26/2011 | US7986220 Automatic door system |
| 07/26/2011 | US7986115 Safety device for detecting inadequate electric braking and commutation to a safety brake |
| 07/20/2011 | EP2344781A1 Apparatus and method for supervising the condition of a brake |
| 07/20/2011 | CN201904746U Power failure braking protection device of linear motor |
| 07/20/2011 | CN102132484A Converter with distributed brake resistances |
| 07/20/2011 | CN102127835A Fuzzy electricity-saving switch |
| 07/20/2011 | CN101439825B Crane sling power generation system, crane sling and crane |
| 07/19/2011 | US7982418 Rheostatic safety braking device having a bipolar resistive assembly with permanent magnet motor |
| 07/14/2011 | US20110169433 Servomotor system with integrated brake control |
| 07/14/2011 | US20110169432 Method and apparatus for controlling the position of an electric motor |
| 07/14/2011 | DE102010004311A1 Electrodynamic braking device for universal motor, has control electronic unit simulating brake operation and motor operation, switch conductively switched, and other switch conductively switched with predetermined time delay |
| 07/13/2011 | EP2343795A2 Servomotor system with integrated brake control |
| 07/13/2011 | CN201898471U Three-phase control circuit for regulated electric actuating mechanism |
| 07/13/2011 | CN201898470U Manual releasing device of marine motor brake |
| 07/07/2011 | US20110163702 Converter with distributed brake resistances |
| 07/06/2011 | EP2340605A2 Assembly having brake resistor |
| 07/05/2011 | US7973500 Control apparatus for motor |
| 06/30/2011 | WO2011076827A2 Braking device for a universal motor |
| 06/30/2011 | US20110158614 Motor rotation speed control device and method thereof |
| 06/30/2011 | US20110156621 Rail vehicle which has a permanent-magnet synchronous motor as traction motor |
| 06/30/2011 | US20110156620 Battery protection system and method thereof |
| 06/30/2011 | DE102009060731A1 Electronic brush switch-off unit for network-dependent braked electric motor, has electric motor disconnected from network by semiconductor switch when predetermined braking time is exceeded |
| 06/30/2011 | DE102009060139A1 Electro-dynamic braking device for universal motor, has winding fed over triacs during brake operation, where motor operation during brake operation is sufficient for commutation at motor collector and is not sufficient to drive armature |
| 06/29/2011 | EP1929604B1 Control system and method for controlling a permanently excited electric motor |
| 06/29/2011 | CN102113201A Regenerative switched reluctance motor driving system |
| 06/23/2011 | WO2011072983A1 Method and device for storing recovered energy in a machine tool |
| 06/23/2011 | US20110148333 Regenerative switched reluctance motor driving system |
| 06/22/2011 | CN201878071U Energy-saving environment-friendly three-dimensional garage braking controller |
| 06/22/2011 | CN101465584B Dual-stator brushless DC motor and braking method thereof |
| 06/22/2011 | CA2688967A1 Electronic system and protection method for electronic motors |
| 06/16/2011 | WO2011070651A1 Power conversion device |
| 06/15/2011 | CN201869034U Stroke frequency regulating device of oil pumping unit |
| 06/15/2011 | CN101478284B Motor system capable of lowering common mode noise |
| 06/14/2011 | US7959534 Hybrid driving apparatus with multistage transmission provided in power transmission path and control method thereof |
| 06/09/2011 | US20110135502 Hydraulic reservoir for hydraulic regenerative circuit |
| 06/08/2011 | CN201860281U Self-locking circuit of DC brush motor |
| 06/08/2011 | CN102088272A 10kV digital high-voltage stator variable voltage control device |
| 06/08/2011 | CN102088262A Remote control device of explosion proof motor |
| 06/08/2011 | CN101371431B Process for switching off an electrical machine in the event of a malfunction |
| 06/08/2011 | CN101166647B Stop brake for railway traction vehicles and its working method |
| 06/03/2011 | WO2011063851A1 A softstarter for controlling an asynchronous three-phase motor |
| 06/01/2011 | CN201854228U Series excitation type motor brake control circuit structure |
| 06/01/2011 | CN102082532A Motor drive control system and control method thereof |
| 06/01/2011 | CN102082531A Device and method for controlling stopping and descending of direct-current motor |
| 05/26/2011 | US20110121767 Motor driver circuit and vacuum pump having the motor driver circuit |
| 05/25/2011 | EP1379362B1 Hand-held machine tool |
| 05/25/2011 | CN101156311B Device and method for controlling an electromechanical power converter |
| 05/25/2011 | CN101096941B Wind energy device having the engine room and rotor |
| 05/24/2011 | US7948215 Methods and apparatuses for power generation in enclosures |
| 05/24/2011 | US7948195 Method of controlling a roller blind actuator |
| 05/24/2011 | US7946951 Vehicle, driving apparatus and control method of both |
| 05/19/2011 | WO2011057660A1 Apparatus and method for generating electromagnetic torque in an electric machine |
| 05/19/2011 | US20110115418 Construction machine having power generation function |
| 05/18/2011 | CN201833890U Locomotive-travelling controller and locomotive-travelling control system |
| 05/18/2011 | CN102066748A 风力涡轮机运行方法及系统 Wind turbine operation method and system |
| 05/18/2011 | CN102064750A Power-off brake protector of linear electric motor |
| 05/18/2011 | CN101256910B Switch of electric tool and electric tool using the switch |
| 05/12/2011 | WO2011055585A1 Electric cylinder control method and electric cylinder control system |
| 05/12/2011 | US20110109158 Extraction, storage and distribution of kinetic energy |
| 05/12/2011 | DE10001094B4 Verfahren und Vorrichtung zum optimalen Bremsen von Druckmaschinen Method and apparatus for optimum braking of printing machines |
| 05/11/2011 | EP2320556A2 Power converter device |
| 05/11/2011 | EP2320555A2 Motor control apparatus |
| 05/11/2011 | EP2319168A2 Converter with distributed brake resistances |
| 05/11/2011 | CN101472759B Charge control device and vehicle using the same |
| 05/11/2011 | CN101337514B Power inversion device for electric car |
| 05/10/2011 | US7940018 Control system for a hybrid electric vehicle and a method for controlling a hybrid electric vehicle |
| 05/05/2011 | US20110101897 Dc bus boost method and system for regenerative brake |
| 05/04/2011 | EP1980015B1 Process for switching off an electrical machine in the event of a malfunction |
| 05/04/2011 | CN102046888A Swing drive controller and construction machine including the same |
| 05/04/2011 | CN101286726B Driving device for electric machine and control method for driving motor |
| 04/27/2011 | EP2315349A1 Motor driver circuit and vacuum pump equipped with motor driver circuit |
| 04/27/2011 | EP2314473A2 Regenerative braking system for an electric vehicle |
| 04/27/2011 | EP1602170B1 Excitation circuit and control method for flux switching motor |
| 04/27/2011 | CN201813338U Control circuit |
| 04/27/2011 | CN102035444A Novel mechanical limiter |
| 04/27/2011 | CN102029916A Vehicle brake control device and method |
| 04/27/2011 | CN101383497B Electric safety press-key control apparatus |
| 04/27/2011 | CN101254588B Portable electric tool with braking device |
| 04/27/2011 | CN101250794B Yarn-conveying device with reversing braking function |
| 04/26/2011 | CA2454503C Movable barrier operator auto-force setting method and apparatus |
| 04/20/2011 | CN201805403U Control circuit of 30 t narrow gauge industrial and mining trolley frequency-control locomotive |
| 04/20/2011 | CN201805388U PLC (programmable logic controller) silicon controlled thyristor dynamic braking electric control device |