专利快速检索-快速检索全球专利，免费商用专利数据库-IPRDB

1. 发明授权

US10236879B2 Thyristor driving apparatus 有权
公开(公告)号：US10236879B2
公开(公告)日：2019-03-19
申请号：US15686767
申请日：2017-08-25
申请人： GUANGZHOU KINGSER ELECTRONICS CO., LTD , Qiaoshi Guo
发明人： Qiaoshi Guo
IPC分类号： H03K17/725 , H03K17/30
摘要： An apparatus for driving a thyristor in an alternating-current power grid includes a non-isolated power supply circuit and a throttling circuit. One terminal of a power supply input of the non-isolated power supply circuit is connected to a first terminal of the thyristor. The other terminal of the power supply input is connected to another phase of the power supply relative to the first terminal or a neutral lead. The non-isolated power supply circuit forms a signal trigger loop through the throttling circuit, a second terminal of the thyristor and the first terminal of the thyristor. A control terminal of the throttling circuit is connected to a third terminal of the thyristor. The apparatus of the present invention has advantages of occupying a small space and having a simple circuit, a great instantaneous triggering current, a high cost effectiveness, and a low power consumption.

2. 发明申请

US20180006446A1 INRUSH CURRENT FREE SWITCHING APPARATUS AND CONTROL METHOD THEREOF 审中-公开
公开(公告)号：US20180006446A1
公开(公告)日：2018-01-04
申请号：US15686681
申请日：2017-08-25
申请人： Qiaoshi Guo , Guangzhou Kingser Electronics Co., Ltd
发明人： Qiaoshi Guo
IPC分类号： H02H9/00 , H01H50/44
CPC分类号： H02H9/005 , H01H50/44 , H02H9/001
摘要： The invention relates to an inrush current free switching apparatus and control method thereof. The inrush current free switching apparatus includes a mechanical switch, a first unidirectional thyristor, a second unidirectional thyristor, a control unit, and a current limiting element. The first unidirectional thyristor is connected with the current limiting element in series to form a series circuit, the series circuit is connected with the second unidirectional thyristor in parallel, two ends of a main circuit of the mechanical switch is connected with the second unidirectional thyristor in parallel, the control unit is connected with the control terminal of the mechanical switch, the control unit is connected with the first unidirectional thyristor and the second unidirectional thyristor. The control unit prestores operating time parameters of the mechanical switch.

3. 发明申请

US20170353180A1 THYRISTOR DRIVING APPARATUS 审中-公开
公开(公告)号：US20170353180A1
公开(公告)日：2017-12-07
申请号：US15686767
申请日：2017-08-25
申请人： Qiaoshi Guo , GUANGZHOU KINGSER ELECTRONICS CO., LTD
发明人： Qiaoshi Guo
IPC分类号： H03K17/725
CPC分类号： H03K17/725 , H03K2017/307
摘要： An apparatus for driving a thyristor in an alternating-current power grid includes a non-isolated power supply circuit and a throttling circuit. One terminal of a power supply input of the non-isolated power supply circuit is connected to a first terminal of the thyristor. The other terminal of the power supply input is connected to another phase of the power supply relative to the first terminal or a neutral lead. The non-isolated power supply circuit forms a signal trigger loop through the throttling circuit, a second terminal of the thyristor and the first terminal of the thyristor. A control terminal of the throttling circuit is connected to a third terminal of the thyristor. The apparatus of the present invention has advantages of occupying a small space and having a simple circuit, a great instantaneous triggering current, a high cost effectiveness, and a low power consumption.

4. 发明授权

US10424443B2 Capacitive coupling-type arc extinguishing circuit and apparatus having same 有权
公开(公告)号：US10424443B2
公开(公告)日：2019-09-24
申请号：US15257046
申请日：2016-09-06
申请人： Qiaoshi Guo , GUANGZHOU KINGSER ELECTRONICS CO., LTD
发明人： Qiaoshi Guo
IPC分类号： H01H9/54 , H01H9/30 , H03K17/16 , H01F38/20
摘要： The invention relates to a capacitive coupling-type arc-extinguishing circuit and an apparatus. The capacitive coupling-type arc-extinguishing circuit includes a thyristor which is connected to two ends of a mechanical switch in parallel, where a driving signal for driving the thyristor to switch on is transferred from a main loop of the thyristor to a control electrode of the thyristor by using a capacitor; and a driving signal loop of the control electrode of thyristor is connected to at least an electronic switch. The capacitive coupling-type arc-extinguishing circuit and the apparatus have the advantages of the good arc-extinguishing effect, and high reliability. The apparatus includes a control circuit connected with the electronic switch of capacitive coupling-type arc-extinguishing circuit, have the advantage of short conduction time of the thyristor.

5. 发明申请

US20160372278A1 CAPACITIVE COUPLING-TYPE ARC EXTINGUISHING CIRCUIT AND APPARATUS HAVING SAME 有权
标题翻译：电容耦合型电弧灭弧电路及其设备
公开(公告)号：US20160372278A1
公开(公告)日：2016-12-22
申请号：US15257046
申请日：2016-09-06
申请人： GUANGZHOU KINGSER ELECTRONICS CO., LTD
发明人： Qiaoshi Guo
IPC分类号： H01H9/54 , H01F38/20 , H01H9/30
摘要： The invention relates to a capacitive coupling-type arc-extinguishing circuit and an apparatus. The capacitive coupling-type arc-extinguishing circuit includes a thyristor which is connected to two ends of a mechanical switch in parallel, where a driving signal for driving the thyristor to switch on is transferred from a main loop of the thyristor to a control electrode of the thyristor by using a capacitor; and a driving signal loop of the control electrode of thyristor is connected to at least an electronic switch. The capacitive coupling-type arc-extinguishing circuit and the apparatus have the advantages of the good arc-extinguishing effect, and high reliability. The apparatus includes a control circuit connected with the electronic switch of capacitive coupling-type arc-extinguishing circuit, have the advantage of short conduction time of the thyristor.
摘要翻译：本发明涉及电容耦合型灭弧电路和装置。电容耦合型灭弧电路包括并联连接到机械开关的两端的晶闸管，用于驱动晶闸管导通的驱动信号从晶闸管的主回路传递到控制电极的控制电极晶闸管采用电容器; 并且晶闸管的控制电极的驱动信号回路连接到至少一个电子开关。电容耦合式灭弧电路及其具有灭弧效果好，可靠性高的优点。该装置包括与电容耦合型灭弧电路的电子开关连接的控制电路，具有晶闸管导通时间短的优点。

6. 发明授权

US10424450B2 Current feedback-type electronic arc-extinguishing apparatus 有权
公开(公告)号：US10424450B2
公开(公告)日：2019-09-24
申请号：US15256905
申请日：2016-09-06
申请人： GUANGZHOU KINGSER ELECTRONICS CO., LTD
发明人： Qiaoshi Guo
IPC分类号： H01H47/18 , H01H9/30 , H01H9/54 , H03K17/16
摘要： The invention relates to a current-feedback electronic arc-extinguishing apparatus suitable for implementing arc extinguishing on a mechanical switch. The current-feedback electronic arc-extinguishing apparatus includes a power semiconductor device which is connected to a mechanical switch in parallel, and a power supply circuit, where a main loop of the power semiconductor device is connected to a current sensor for detecting whether the mechanical switch is switched off; an output signal of the current sensor is connected to a control circuit, and a control port of the power semiconductor device is connected to the control circuit; the power supply circuit is connected to the control circuit, and the power supply circuit supplies power to the control circuit; and when the current sensor detects that the mechanical switch is switched off, the control circuit controls the power semiconductor device to cut off.

7. 发明授权

US10236682B2 Inrush current free switching apparatus and control method thereof 有权
公开(公告)号：US10236682B2
公开(公告)日：2019-03-19
申请号：US15686681
申请日：2017-08-25
申请人： GUANGZHOU KINGSER ELECTRONICS CO., LTD , Qiaoshi Guo
发明人： Qiaoshi Guo
IPC分类号： H02H7/00 , H02H9/00 , H01H50/44
摘要： The invention relates to an inrush current free switching apparatus and control method thereof. The inrush current free switching apparatus includes a mechanical switch, a first unidirectional thyristor, a second unidirectional thyristor, a control unit, and a current limiting element. The first unidirectional thyristor is connected with the current limiting element in series to form a series circuit, the series circuit is connected with the second unidirectional thyristor in parallel, two ends of a main circuit of the mechanical switch is connected with the second unidirectional thyristor in parallel, the control unit is connected with the control terminal of the mechanical switch, the control unit is connected with the first unidirectional thyristor and the second unidirectional thyristor. The control unit prestores operating time parameters of the mechanical switch.

8. 发明申请

US20190052255A1 SEMI-CONTROLLABLE DEVICE DRIVING METHOD AND APPARATUS, AND HYBRID DEVICE 审中-公开
公开(公告)号：US20190052255A1
公开(公告)日：2019-02-14
申请号：US16072147
申请日：2017-01-22
申请人： GUANGZHOU KINGSER ELECTRONICS CO., LTD
发明人： Qiaoshi Guo
IPC分类号： H03K17/04
CPC分类号： H03K17/0403 , H03K17/136 , H03K2017/307
摘要： A semi-controllable device driving method and apparatus and a hybrid device of the present disclosure belong to the electrical field, and are particularly a driving method, with no driving dead zone or with an extremely small driving dead zone, that is applicable to a semi-controllable device such as a thyristor; a semi-controllable driving apparatus, with no conduction dead zone or with an extremely small conduction dead zone, that is applicable to a driving loop of a semi-controllable device such as a thyristor; and a hybrid device with no conduction dead zone or with an extremely small conduction dead zone. In the semi-controllable device driving method, a voltage detection switch is used; an input end of the voltage detection switch is connected to two ends of a semi-controllable device that needs to be driven; the voltage detection switch is connected, in series, in a driving loop of the semi-controllable device; the voltage detection switch is turned on when a potential difference at the two ends of the semi-controllable device is not greater than an on-state voltage of the semi-controllable device; and the voltage detection switch is turned off after detecting that the semi-controllable device is turned on. The present disclosure has an advantage of no driving dead zone or an extremely small driving dead zone.

9. 发明申请

US20190035571A1 ARC-EXTINGUISHING POWER DEVICE DRIVING APPARATUS AND ARC EXTINGUISHING APPARATUS 审中-公开
公开(公告)号：US20190035571A1
公开(公告)日：2019-01-31
申请号：US16072142
申请日：2017-01-20
申请人： Guangzhou Kingser Electronics Co., LTD
发明人： Qiaoshi Guo
IPC分类号： H01H9/54 , H01H9/30 , H01H47/24 , H03K17/51 , G01R19/22
摘要： An arc extinguishing power device driving apparatus and an arc extinguishing apparatus of the present disclosure belong to the electrical field, and are particularly an arc extinguishing power device driving apparatus applicable to an electronic arc extinguishing apparatus for driving a power device. The power device that needs to be driven is connected in parallel to a mechanical switch that requires arc extinguishing, and includes a first voltage detection switch. An input end of the first voltage detection switch is connected to two ends of the power device. The first voltage detection switch is connected in series in a driving loop of the power device. The first voltage detection switch is turned on when detecting that there is a potential difference between the two ends of the power device. A driving signal is transferred to the power device by using the first voltage detection switch, to drive the power device to be turned on. The first voltage detection switch is a semi-controllable switch, or a fully-controllable switch whose threshold is less than an on-state voltage of the power device. The present disclosure has advantages of no need of a semiconductor device with a high withstand voltage, real-time detection on disconnection of a mechanical switch, and low driving energy consumption.

10. 发明申请

US20160372285A1 CURRENT FEEDBACK-TYPE ELECTRONIC ARC-EXTINGUISHING APPARATUS 有权
标题翻译：电流反馈型电子灭弧装置
公开(公告)号：US20160372285A1
公开(公告)日：2016-12-22
申请号：US15256905
申请日：2016-09-06
申请人： GUANGZHOU KINGSER ELECTRONICS CO., LTD
发明人： Qiaoshi Guo
IPC分类号： H01H47/18 , H01H9/30 , H03K17/16 , H01H9/54
摘要： The invention relates to a current-feedback electronic arc-extinguishing apparatus suitable for implementing arc extinguishing on a mechanical switch. The current-feedback electronic arc-extinguishing apparatus includes a power semiconductor device which is connected to a mechanical switch in parallel, and a power supply circuit, where a main loop of the power semiconductor device is connected to a current sensor for detecting whether the mechanical switch is switched off; an output signal of the current sensor is connected to a control circuit, and a control port of the power semiconductor device is connected to the control circuit; the power supply circuit is connected to the control circuit, and the power supply circuit supplies power to the control circuit; and when the current sensor detects that the mechanical switch is switched off, the control circuit controls the power semiconductor device to cut off.
摘要翻译：本发明涉及一种适用于在机械开关上实现灭弧的电流反馈电子灭弧装置。电流反馈电子灭弧装置包括并联连接到机械开关的功率半导体器件和电源电路，其中功率半导体器件的主回路连接到电流传感器，用于检测机械开关关闭; 电流传感器的输出信号连接到控制电路，并且功率半导体器件的控制端口连接到控制电路; 电源电路连接到控制电路，电源电路向控制电路供电; 并且当电流传感器检测到机械开关断开时，控制电路控制功率半导体器件被切断。

你已经成功收藏专利！

检索式保存成功!

IPRDB

热门服务

关于我们

友情链接

联系方式