Title:
HIGH PRECISION AUTOMATIC FLOW BALANCING DEVICE
Document Type and Number:
WIPO Patent Application WO/2009/039685
Kind Code:
A1
Abstract:
A high precision automatic flow balancing device comprises a flow balancing
valve set at pipeline which is controlled by an actuator .A flow sensor at the same
pipeline is connected to a control terminal. The control terminal compares the
preset value with the output signals of sensors from each pipeline and gives a
control signal to the actuator forming a closed control loop to control the flow
of fluid.
Inventors:
TAN ZHONGXI (CN)
Application Number:
PCT/CN2007/003104
Publication Date:
April 02, 2009
Filing Date:
November 01, 2007
Export Citation:
Assignee:
TAN ZHONGXI (CN)
International Classes:
G05D7/06; F16K31/04; G05B11/01
Foreign References:
| CN2876486Y | 2007-03-07 | |||
| CN2716761Y | 2005-08-10 | |||
| JPH0612127A | 1994-01-21 | |||
| JPH11184531A | 1999-07-09 | |||
| EP0858018A1 | 1998-08-12 |
Attorney, Agent or Firm:
ADVANCE CHINA I.P. LAW OFFICE (MinhuiSuite 918-920, 9/F, Dong Shan Plaza No.69, Xianlide Central Roa, Guangzhou Guangdong 5, CN)
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