Classifications

• • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
  • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • F02C—GAS-TURBINE PLANTS; AIR INTAKES FOR JET-PROPULSION PLANTS; CONTROLLING FUEL SUPPLY IN AIR-BREATHING JET-PROPULSION PLANTS
  • F02C9/00—Controlling gas-turbine plants; Controlling fuel supply in air- breathing jet-propulsion plants
  • F02C9/26—Control of fuel supply
• • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
  • 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
  • F01K3/00—Plants characterised by the use of steam or heat accumulators, or intermediate steam heaters, therein
  • F01K3/18—Plants characterised by the use of steam or heat accumulators, or intermediate steam heaters, therein having heaters
  • F01K3/20—Plants characterised by the use of steam or heat accumulators, or intermediate steam heaters, therein having heaters with heating by combustion gases of main boiler
  • F01K3/22—Controlling, e.g. starting, stopping

Definitions

• Man made air pollution is a well-known fact. Reducing unnecessary pollution is accepted today to be important. A large amount of air pollution is generated by man made devices for burning fossile energy. Many attempts have been recently made to clean up the exhaust and/or flue gases leaving said devices .
• Another object of the invention is to provide a method for generating mechanical power output of thermal energy having a heat generating means by controlling the rate of heat release, hereinafter referred to as ROHR , of a heat generation device whereby heat is at least generated substantially by oxidation of fossil combustible products , or biogas , where fuel and oxygen are combined in at least one reaction zone to react exothermally and further wherein said reaction is confined within chamber means including at least an exhaust gas duct, at least one oxygen containing gas inlet and fuel introduction means, comprising the steps of:
• Another object of the invention is to disclose a method in which a heat generation method is applied within at least a secondary turbine cycle and the first cycle further includes a conventional steam or gas turbine cycle.
• the first turbine cycle is accomplished with at least substantially inert gases , i .e. appropriate mixtures thereof.
• the first turbine cycle is conducted under a higher pressure than ambient pressure.
• the higher pressure in said first turbine cycle is variable in respect to its average value according to predetermined operating requirements thereby contributing to relatively fast power modulation .
• the heat generation process is extremely fast reacting upon desired load changes by varying the supplied fuel flow rate, due to less thermal intertia encountered in up to now state of the art steam generation means. It is another object of the invention that a portion of the heat to be generated is obtained from atomic reactors and/or other sources .
• the portion of heat generated by atomic reactors supplies heat into a cycle within at least one first lower temperature range and the heat input into the required heat generating cycle at temperatures above the first temperature range is accomplished by a following combustion cycle.
• the heat generation for at least one turbine cycle is accomplished via heat exchanger means exposed to at least one of several heat generation methods .
• the improved heat generation method is applied within at least a secondary turbine cycle, and the first turbine cycle further includes a conventional steam turbine cycle or a gas turbine cycle.
• a still further object of the invention is to provide an apparatus for generating mechanical power out of thermal energy by heat release out of at least heat releasing comprising a turbine means .
• a power plant may be adapted to utilize a part of the thermal power of a turbine process and wherein the thermal power is released in an essentially inert gas turbine cycle and further wherein said essentially inert gases in said cycle prevent thermal damage to the power plant.
• gaseous matter is the heat carrier and further wherein the heat carrier is a gaseous matter of lesser specific weight than air, then any inadvertent leakage from piping or fittings etc. , will not be retained in the atmosphere.
• a preferred method for clean and efficient thermal heat generation is , for instance, described in applicant's PCT/US85/01730.
• a further such improved method is described in applicant's copending U . S. Serial 901 ,348, filed August 28, 1986.
• thermal power generating device wherein at least a part of said thermal power is generated by combustion of burnable material , said combustion is preferably controlled in such a manner as to follow at least substantially isothermal behavior.
• heat generating devices may be foreseen , as for example, lower grade thermal energy may be utilized in a lower temperature requiring earlier phase of heat input, for instance, and preferably applying a heat exchanger means .
• turbine power generating means may comprise accordingly associated heat exchanger means, pumping , fueling , lubricating , eventually igniting-iniet-and exhaust means , etc .
• turbine power generating means may comprise accordingly associated heat exchanger means, pumping , fueling , lubricating , eventually igniting-iniet-and exhaust means , etc .
• the commonly applied staged heat input supply as well as also intermediate overheating and the like are comprised within the term of "turbine power generating means" .
• a thermal turbine - power generation is usually accomplished at least by the following steps :
• fluidable mass preferably gaseous mass
• said power output being usually smaller than said power input.
• Figure 1 shows schematical ly and as an example an energy flow chart of a turbine power generating means . More particularly.
• Figure 1 shows a turbine power generation device comprising at least one turbine 5 schematical ly shown by dotted lines. Said turbine generates a power output designated by arrow 2 and equaling a power output calles Q 1 , for shuch , to be generated , a power input, designated by 4 or Q 2 , bigger than Q ⁇ is foreseen .
• Device 3 may, for instance, comprise heat exchanger means, as is weH known in the art of power generating devices .
• the power of Q 2 to be fed into device 1 may come from various desirable power sources, as indicated by arrows Q 2 ', Q 3 , Q 3 ' etc.
• device 6 may be a lower grade thermal power producer, accepting eventually, if so desired , another power supply as shown by Q 5 , Q 6 , Q 4 etc.
• a to be generated heat supply destinated to support said energy output requirement is obtained by atomic reactor means then it is preferably foreseen to utilize, at least in a heat conveying circuit, a gaseous matter having a specific weight lesser than air , as for example, hydrogen or helium and the like or mixtures thereof.
• Method and apparatus for generating mechanical power out of thermal energy comprising heat generating mea whereby heat is at least generated by oxidation of fossil combustible products, or biogas, and where fuel and oxygen combined in at least one reaction zone to react exothermally and further wherein the reaction is confined within a cha ber means which includes at least an exhaust gas duct, at least one oxygen containing gas inlet and fuel introducti means. Additionally, a part of the thermal power of the turbine process is released as a gaseous matter in the turbine cy and this gaseous matter functions as a heat carrier which is eventually of lesser specific weight than air.

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• Engineering & Computer Science (AREA)
• Chemical & Material Sciences (AREA)
• Combustion & Propulsion (AREA)
• Mechanical Engineering (AREA)
• General Engineering & Computer Science (AREA)
• Engine Equipment That Uses Special Cycles (AREA)
• Physical Or Chemical Processes And Apparatus (AREA)

Applications Claiming Priority (2)

Publications (2)

Family

ID=25416017

Family Applications (1)

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Cited By (1)

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Citations (8)

• 1987
  • 1987-08-26 AU AU78783/87A patent/AU7878387A/en not_active Abandoned
  • 1987-08-26 WO PCT/EP1987/000482 patent/WO1988001681A2/en unknown
  • 1987-09-01 DD DD30653187A patent/DD262062A5/de unknown
  • 1987-09-02 CN CN198787106150A patent/CN87106150A/zh active Pending

Patent Citations (8)

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