发明名称 |
ENERGY EFFICIENT VARIABLE SPEED DRIVE FOR ELEVATOR SYSTEMS |
摘要 |
An improved system of variable speed drives that enhances the energy efficiency of an elevator system by enabling power transfer between the variable speed drives of two or more elevators via a common DC bus. Any combination of regenerative and non-regenerative variable speed drives may b e used with the present invention. Energy storage devices may be connected to the common DC bus further improve efficiency. |
申请公布号 |
CA2554269(A1) |
申请公布日期 |
2005.08.18 |
申请号 |
CA20042554269 |
申请日期 |
2004.12.10 |
申请人 |
THYSSEN ELEVATOR CAPITAL CORP. |
发明人 |
NGUYEN, HIEN T.;SMITH, RORY |
分类号 |
B66B1/28 |
主分类号 |
B66B1/28 |
代理机构 |
|
代理人 |
|
主权项 |
|
地址 |
|