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1. 发明申请

US20120248897A1 POWER DISTRIBUTION SYSTEMS USING DISTRIBUTED CURRENT SENSING 有权
标题翻译：使用分布式电流传感的功率分配系统
公开(公告)号：US20120248897A1
公开(公告)日：2012-10-04
申请号：US13079337
申请日：2011-04-04
申请人： Ari Heikki Savolainen , Eric Mikael Totterman , Esa Kai Paatero
发明人： Ari Heikki Savolainen , Eric Mikael Totterman , Esa Kai Paatero
IPC分类号： G05F1/12
CPC分类号： H02J9/062 , H02J3/00
摘要： A system includes a plurality of power conversion devices, for example, uninterruptible power supply (UPS) devices, having inputs coupled in common to a power input line and each including a control circuit configured to operate the power conversion device responsive to a current sense signal at a current sense input thereof. The system further includes a first current transformer having a primary winding inductively coupled to the power input line, a current sense line coupled in series with a secondary winding of the first current transformer and a plurality of second current transformers, each including a primary winding inductively coupled to the current sense line and including respective secondary windings coupled to respective ones of the current sense inputs.
摘要翻译：一种系统包括多个电力转换装置，例如不间断电源（UPS）装置，其具有共同耦合到电力输入线的输入，并且每个包括控制电路，该控制电路被配置为响应于电流感测信号在其电流检测输入端。该系统还包括具有电感耦合到电力输入线的初级绕组的第一电流互感器，与第一电流互感器的次级绕组串联耦合的电流感测线和多个第二电流互感器，每个包括初级绕组感应耦合到电流感测线并且包括耦合到相应的电流感测输入的相应的次级绕组。

2. 发明申请

US20120139514A1 SWITCH-MODE POWER SUPPLY WITH ENHANCED CURRENT SOURCE CAPABILITY 审中-公开
标题翻译：具有提高电流源能力的开关电源
公开(公告)号：US20120139514A1
公开(公告)日：2012-06-07
申请号：US12961527
申请日：2010-12-07
申请人： Esa Kai Paatero
发明人： Esa Kai Paatero
IPC分类号： G05F1/10
CPC分类号： H02M3/156 , H02M2001/0009
摘要： A switch-mode power supply includes an input port, an output port, and a power train operably connected to the input port and the output port. The power train includes at least one inductor and at least one switching device. The switch-mode power supply further includes a control logic configured to periodically calculate a current equivalent to current through the at least one inductor and further configured to control operation of the power train at least in part by switching the at least one switching device based on the calculated current.
摘要翻译：开关电源包括可操作地连接到输入端口和输出端口的输入端口，输出端口和传动系。传动系包括至少一个电感器和至少一个开关装置。开关模式电源还包括控制逻辑，其被配置为周期性地计算等于通过所述至少一个电感器的电流的电流，并且还被配置为至少部分地通过基于以下方式切换所述至少一个开关装置来控制所述动力传动系的操作计算电流。

3. 发明授权

US08890373B2 Power distribution systems using distributed current sensing 有权
标题翻译：配电系统采用分布式电流检测
公开(公告)号：US08890373B2
公开(公告)日：2014-11-18
申请号：US13079337
申请日：2011-04-04
申请人： Ari Heikki Savolainen , Eric Mikael Totterman , Esa Kai Paatero
发明人： Ari Heikki Savolainen , Eric Mikael Totterman , Esa Kai Paatero
IPC分类号： G05F1/22 , H02J9/06 , H02J3/00
CPC分类号： H02J9/062 , H02J3/00
摘要： A system includes a plurality of power conversion devices, for example, uninterruptible power supply (UPS) devices, having inputs coupled in common to a power input line and each including a control circuit configured to operate the power conversion device responsive to a current sense signal at a current sense input thereof. The system further includes a first current transformer having a primary winding inductively coupled to the power input line, a current sense line coupled in series with a secondary winding of the first current transformer and a plurality of second current transformers, each including a primary winding inductively coupled to the current sense line and including respective secondary windings coupled to respective ones of the current sense inputs.
摘要翻译：一种系统包括多个电力转换装置，例如不间断电源（UPS）装置，其具有共同耦合到电力输入线的输入，并且每个包括控制电路，该控制电路被配置为响应于电流感测信号在其电流检测输入端。该系统还包括具有电感耦合到电力输入线的初级绕组的第一电流互感器，与第一电流互感器的次级绕组串联耦合的电流感测线和多个第二电流互感器，每个包括初级绕组感应耦合到电流感测线并且包括耦合到相应的电流感测输入的相应的次级绕组。

4. 发明授权

US08730691B2 Power conversion apparatus and methods employing variable-level inverters 有权
标题翻译：电力转换装置及采用可变电平逆变器的方法
公开(公告)号：US08730691B2
公开(公告)日：2014-05-20
申请号：US13105700
申请日：2011-05-11
申请人： Esa Kai Paatero
发明人： Esa Kai Paatero
IPC分类号： H02H7/122 , H02M7/537
CPC分类号： H02M7/487 , H02J9/062
摘要： A power conversion apparatus, such as an uninterruptible power supply, included first and second DC busses, a neutral node and an inductor configured to be coupled to a load. The apparatus further includes an inverter circuit coupled to the first and second DC busses, to the neutral node and to the inductor and configured to selectively couple the first and second DC busses and the neutral node to a first terminal of the inductor to generate an AC voltage at a second terminal of the inductor such that, in a given half-cycle of the AC voltage, the inverter circuit uses a switching sequence wherein the first DC bus, the second DC bus and the neutral node are successively coupled to the first terminal of the inductor.
摘要翻译：诸如不间断电源的功率转换装置包括第一和第二DC总线，中性点和被配置为耦合到负载的电感器。该装置还包括一个与第一和第二DC总线相耦合的反相器电路，连接到中性节点和电感器，并且被配置成选择性地将第一和第二DC总线和中性节点耦合到电感器的第一端，以产生AC 在电感器的第二端子处的电压使得在给定的交流电压的半周期中，逆变器电路使用其中第一直流总线，第二直流总线和中性点连接到第一端子的切换序列的电感。

5. 发明授权

US08513928B2 Bidirectional buck-boost converter 有权
标题翻译：双向降压 - 升压转换器
公开(公告)号：US08513928B2
公开(公告)日：2013-08-20
申请号：US12985109
申请日：2011-01-05
申请人： Eric Mikael Tötterman , Esa Kai Paatero
发明人： Eric Mikael Tötterman , Esa Kai Paatero
IPC分类号： G05F1/40
CPC分类号： H02M3/1582 , Y10T307/625 , Y10T307/642
摘要： A bidirectional buck-boost DC-DC converter is particularly well suited for applications where multiple bidirectional buck-boost DC-DC converters are connected in parallel to a common battery. Multiple bidirectional DC-DC converters, as disclosed, may be connected in parallel to a common battery and, at least in boost mode, substantially no current circulates between the parallel connected bidirectional DC-DC converters.
摘要翻译：双向降压 - 升压DC-DC转换器特别适用于多个双向降压 - 升压型DC-DC转换器与普通电池并联连接的应用。如公开的那样，多个双向DC-DC转换器可以并联连接到公共电池，并且至少在升压模式下，并联的双向DC-DC转换器之间基本上没有电流循环。

6. 发明申请

US20120287690A1 POWER CONVERSION APPARATUS AND METHODS EMPLOYING VARIABLE-LEVEL INVERTERS 有权
标题翻译：电力转换装置和使用可变电平逆变器的方法
公开(公告)号：US20120287690A1
公开(公告)日：2012-11-15
申请号：US13105700
申请日：2011-05-11
申请人： Esa Kai Paatero
发明人： Esa Kai Paatero
IPC分类号： H02M7/538
CPC分类号： H02M7/487 , H02J9/062
摘要： A power conversion apparatus, such as an uninterruptible power supply, included first and second DC busses, a neutral node and an inductor configured to be coupled to a load. The apparatus further includes an inverter circuit coupled to the first and second DC busses, to the neutral node and to the inductor and configured to selectively couple the first and second DC busses and the neutral node to a first terminal of the inductor to generate an AC voltage at a second terminal of the inductor such that, in a given half-cycle of the AC voltage, the inverter circuit uses a switching sequence wherein the first DC bus, the second DC bus and the neutral node are successively coupled to the first terminal of the inductor.
摘要翻译：诸如不间断电源的功率转换装置包括第一和第二DC总线，中性点和被配置为耦合到负载的电感器。该装置还包括一个与第一和第二DC总线相耦合的反相器电路，连接到中性节点和电感器，并且被配置成选择性地将第一和第二DC总线和中性节点耦合到电感器的第一端，以产生AC 在电感器的第二端子处的电压使得在给定的交流电压的半周期中，逆变器电路使用其中第一直流总线，第二直流总线和中性点连接到第一端子的切换序列的电感。

7. 发明申请

US20120169126A1 BIDIRECTIONAL BUCK-BOOST CONVERTER 有权
标题翻译：双向BUCK升压转换器
公开(公告)号：US20120169126A1
公开(公告)日：2012-07-05
申请号：US12985109
申请日：2011-01-05
申请人： Eric Mikael Tötterman , Esa Kai Paatero
发明人： Eric Mikael Tötterman , Esa Kai Paatero
IPC分类号： H02J9/06 , G05F1/618
CPC分类号： H02M3/1582 , Y10T307/625 , Y10T307/642
摘要： A bidirectional buck-boost DC-DC converter is particularly well suited for applications where multiple bidirectional buck-boost DC-DC converters are connected in parallel to a common battery. Multiple bidirectional DC-DC converters, as disclosed, may be connected in parallel to a common battery and, at least in boost mode, substantially no current circulates between the parallel connected bidirectional DC-DC converters.
摘要翻译：双向降压 - 升压DC-DC转换器特别适用于多个双向降压 - 升压型DC-DC转换器与普通电池并联连接的应用。如公开的那样，多个双向DC-DC转换器可以并联连接到公共电池，并且至少在升压模式下，并联的双向DC-DC转换器之间基本上没有电流循环。

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