Turbine speed control

Prime-mover dynamo plants – Electric control – Engine control

Patent

Rate now

  [ 0.00 ] – not rated yet Voters 0   Comments 0

Details

290 40R, 290 40D, H02P 904

Patent

active

044645775

ABSTRACT:
A control system for a prime mover may include a proportional speed control, a primary overspeed control and an emergency overspeed control. The proportional speed signal is obtained from select highest value logic, whereas overspeed and loss of speed signals are submitted to two out of three logic and two out of four logic, respectively. A passive emergency overspeed channel is provided in combination with the primary overspeed channel to respective de-energize and energize trip relays connected to electrohydraulic trip devices.

REFERENCES:
patent: 3643437 (1972-02-01), Birnbaum et al.
patent: 3826095 (1974-07-01), Conrad, Jr. et al.
patent: 3829232 (1974-08-01), Fieglein et al.
patent: 3928975 (1975-12-01), Braytenbah
patent: 3931714 (1976-01-01), Jaegtnes et al.
patent: 4035624 (1977-07-01), Lardi
patent: 4071897 (1978-01-01), Groves, Jr. et al.

LandOfFree

Say what you really think

Search LandOfFree.com for the USA inventors and patents. Rate them and share your experience with other people.

Rating

Turbine speed control does not yet have a rating. At this time, there are no reviews or comments for this patent.

If you have personal experience with Turbine speed control, we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and Turbine speed control will most certainly appreciate the feedback.

Rate now

     

Profile ID: LFUS-PAI-O-604814

  Search
All data on this website is collected from public sources. Our data reflects the most accurate information available at the time of publication.