Patents
Sitemap › F01 - Machines or engines in general; Engine plants in general; Steam engines › F01K - Steam engine plants; Steam accumulators; Engine plants not otherwise provided for; Engines using special working fluids or cycles › F01K 7 - Steam engine plants characterised by the use of specific types of engine; Plants or engines characterised by their use of special steam systems, cycles, or processes; Regulating means peculiar to such systems, cycles, or processes; Use of withdrawn or exhaust steam for feed-water heating
Patents for F01K 7 - Steam engine plants characterised by the use of specific types of engine; Plants or engines characterised by their use of special steam systems, cycles, or processes; Regulating means peculiar to such systems, cycles, or processes; Use of withdrawn or exhaust steam for feed-water heating (2,152)
08/1991
08/27/1991US5042247 Overspeed protection method for a gas turbine/steam turbine combined cycle
08/13/1991US5038568 System for reheat steam temperature control in circulating fluidized bed boilers
08/07/1991EP0439754A1 Method of starting a combined plant
08/07/1991CN1053660A Diagnostic system for evaluating performance of critical valves in steam turbine system
07/1991
07/26/1991CA2034844A1 Diagnostic system for evaluating the performance of critical valves in a steam turbine system
07/10/1991CN1052923A Displacement-type rotary system steam-turbine engine
06/1991
06/25/1991US5025630 Method and device for protecting against erosion and/or corrosion steam pipes from the high-pressure stage of a turbine
05/1991
05/28/1991US5018356 Temperature control of a steam turbine steam to minimize thermal stresses
05/22/1991CN1051609A Thermal engine
05/02/1991EP0424864A2 Power plant
04/1991
04/23/1991CA1283298C Multi-staged turbine system with bypassable bottom stage
03/1991
03/27/1991CN1012196B Thermodynamic cycle process
02/1991
02/21/1991DE3926844A1 Hermetically sealed circuit for driving rotary piston motor - contg. heated mixt. of liquefied gas and lubricant oil
01/1991
01/31/1991DE4022632A1 Energy conversion system using rotary piston engine - d has arrangement for lowering temp. of working fluid
01/09/1991EP0407132A1 Single shaft combined cycle turbine
12/1990
12/19/1990CN1010876B Steam turbine power plant and controlling method for water feed heater
12/11/1990US4976108 Turbine efficient valve position computer
12/05/1990CN1047552A Single hp-mp internal stator for steam turbine with controlled steam conditioning
11/1990
11/28/1990CN1047363A Improved reheater piping and drain cooler system
11/17/1990CA2016929A1 Reheater piping and drain cooler system
10/1990
10/31/1990EP0394894A1 One piece internal casing for a hp-mp steamturbine with controlled cooling
10/31/1990CN1046582A Method for heat rate improvement in partialarc steam turbine
10/26/1990CA2015261A1 Steam turbine single hp-mp internal stator with temperature control
10/10/1990CN1046017A Fully sealed steam engine system
10/09/1990US4961310 Single shaft combined cycle turbine
09/1990
09/19/1990EP0388337A1 Steam machine with external combustion and process for operating same with atmospheric air or in a closed space
09/18/1990US4957410 Steam turbine flow direction control system
09/11/1990US4955200 For heat rate improvement in a steam turbine thermal cycle
09/05/1990CN1045168A System and method for reheat steam temp. control in circulating fluidized bed boilers
09/04/1990US4953355 Steam turbine installation with adjusted bleeding
08/1990
08/15/1990CN1044696A Steam turbine flow direction control system
08/14/1990US4948335 Turbine moisture removal system
08/06/1990CA2009312A1 Steam turbine flow direction control system
08/01/1990EP0379930A1 Overspeed protection for a gas turbine/steam turbine combined cycle
07/1990
07/25/1990WO1990008917A1 System and method for reheat steam temperature control in circulating fluidized bed boilers
07/11/1990EP0377435A1 Process and apparatus for the erosion-corrosion protection of steam ducts from the high pressure stage of a turbine
07/11/1990CN1043771A Improved turbine moisture removal system
07/04/1990EP0375983A1 Improved turbine moisture removal system
06/1990
06/30/1990CA2006906A1 Improved turbine moisture removal system
06/06/1990CN1042767A Position detector for clapper of non-return valve
05/1990
05/01/1990US4920751 Power plant
04/1990
04/25/1990CN1041637A Improved system for routing preseparator drains
04/18/1990EP0363979A2 Waste heat recovery boiler system and method of operating the same
03/1990
03/07/1990CN1040249A Ic engine capable of utilizing energy twice
02/1990
02/28/1990EP0355545A1 Steam turbine plant with regulated bleeding
02/21/1990CN1039910A Computer aided tuning of tubine controls
02/20/1990US4901532 System for routing preseparator drains
02/06/1990US4897999 Steam power plant
01/1990
01/31/1990EP0352506A2 Computer aided tuning of turbine controls
12/1989
12/26/1989US4888954 Method for heat rate improvement in partial-arc steam turbine
12/20/1989EP0168494B1 Utilization of thermal energy
11/1989
11/22/1989CN1037377A Steam power plant
10/1989
10/17/1989US4873827 Steam turbine plant
10/11/1989CN1036246A Thermodynamic engineering equipments working by use of gu's thermodynamic cycle mode
10/03/1989US4871295 Modular rankine cycle vapor turbine
09/1989
09/26/1989CA1260341A1 Process and device for recovery of thermal energy in a steam generating system
09/19/1989US4866940 Computer aided tuning of turbine controls
09/05/1989US4862692 Supercritical pressure once-through boiler
08/1989
08/03/1989DE3801879A1 Air-conveying device for a heating installation, in particular a tiled stove
06/1989
06/27/1989US4841722 Dual fuel, pressure combined cycle
06/21/1989CN1033472A Thermodynamic cycle process
05/1989
05/30/1989US4833916 Monitor for testing the operating condition of a nonreturn valve
05/10/1989CN1032848A Monitor for testing operating condition of nonreturn valve
05/03/1989EP0314028A1 Method for increasing the efficiency of a steam process
05/02/1989US4825657 Apparatus and method for improved utilization of steam-to-steam reheater drains
04/1989
04/24/1989EP0246275A4 Thermally powered engine.
04/11/1989US4819436 Deaerator pressure control system
03/1989
03/14/1989US4811566 Method and apparatus for removing moisture from turbine exhaust lines
12/1988
12/27/1988US4793132 Apparatus for cooling steam turbine for use in single-shaft combined plant
12/15/1988DE3718551A1 Liquid-ring expansion engine with condensate return
12/14/1988EP0294982A2 Multi-staged turbine system with bypassable bottom stage
11/1988
11/29/1988CA1245465A1 Method and apparatus for implementing a thermodynamic cycle with intercooling
11/22/1988CA1245170A1 Steam turbine exhaust pipe erosion prevention system
10/1988
10/18/1988US4777979 Position detector for clapper of non-return valve
10/12/1988CN87102463A Six strokes compound cycle adiabatic engine
10/12/1988CN86101160B Method and apparatus for implementing a thermodynamic cycle with intercooling
08/1988
08/30/1988US4767263 Liquid draining device for a steam turbine
08/30/1988CA1241409A1 Overspeed protection control arrangement for a steam turbine generator control system
07/1988
07/27/1988CN87101723B Method for starting thermal electric power plant
07/06/1988EP0202234B1 Heat recovery system including a dual pressure turbine
06/1988
06/28/1988US4753077 Multi-staged turbine system with bypassable bottom stage
06/07/1988CA1237794A1 Diagnostic apparatus
05/1988
05/17/1988US4744723 Method for starting thermal power plant
04/1988
04/19/1988CA1235301A1 Wet-steam turbine plant
03/1988
03/22/1988CA1234293A1 Method and apparatus for extracting useful energy from a superheated vapor
03/01/1988US4728254 Method and apparatus for controlling a steam turbine of a power station unit
02/1988
02/24/1988EP0256243A1 Steam turbine plant
12/1987
12/29/1987US4715185 Method and means for increasing energy output and thermal efficiency of an energy cycle such as the Rankine steam cycle
12/17/1987DE3619547A1 Process and device for generating a force from a temperature difference between two media
12/15/1987US4712380 Utilization of thermal energy
11/1987
11/25/1987EP0246275A1 Thermally powered engine.
11/19/1987DE3616797A1 Steam turbine system
11/17/1987US4707778 Controller for heat power plant
11/03/1987US4703722 Boiler starting system
10/1987
10/14/1987EP0241049A1 A dual pressure turbine
09/1987
09/30/1987CN87101723A Method for starting thermal electric power plant
09/16/1987EP0236959A2 Method for starting thermal power plant
09/16/1987EP0093724B1 Sliding pressure flash tank
09/15/1987US4693086 Steam turbine plant having a turbine bypass system
08/1987
08/12/1987EP0232200A2 Rate of change of pressure temperature protection system for a turbine
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