Gas internal-combustion engine utilization power generation based on saturated steam turbine
Technical field
The utility model belongs to afterheat of IC engine and utilizes technical field, and in particular to one kind is applied to city refuse landfill
The gas internal-combustion engine utilization power generation based on saturated steam turbine.
Background technique
Organic matter after landfill of life waste, under anaerobic environment, due to the effect of anaerobe bacterium, in rubbish
It is broken down into the gases such as methane and carbon dioxide.Rubbish landfill gas has a high heating value, the features such as capability of antidetonance is preferable, be it is a kind of very
Good clean fuel.If the rubbish landfill gas generated is directly discharged in atmosphere, not only can cause environmental pollution, while more
It is a kind of energy waste.It is that one kind can be reduced again the harmless of air pollution using exhaust gas resource using landfill gas power generation
Change processing mode, meets the policy and target of national " energy-saving and emission-reduction ".It is aobvious according to the great mass of data data of gas internal-combustion engine producer
Show, the exhaust gas temperature of internal combustion engine is 350~450 DEG C, and 30~40%, afterheat of IC engine needs further sharp generating efficiency
With the operation whole economic efficiency of Lai Tigao generating set.
Summary of the invention
The utility model solves the deficiencies in the prior art, provides a kind of flue gas and cylinder being discharged using gas internal-combustion engine
Set water waste heat generate electricity while can also reduce generating set from power consumption, improves steaming based on saturation for the generating set complete machine thermal efficiency
The gas internal-combustion engine utilization power generation of steam turbine.
The utility model technical solution used in order to achieve the above object is:
A kind of gas internal-combustion engine utilization power generation based on saturated steam turbine, including it is located at I. C. engine exhaust cigarette
Waste heat boiler on road, the water inlet of the waste heat boiler and the hot water for the plate heat exchanger being located on internal combustion engine cylinder jacket water pipe go out
Mouth connection, the hot water outlet of waste heat boiler are connect with daily bathing and winter heating mouth all the way, and the hot water outlet of waste heat boiler is another
It is connect all the way with the first end of saturated steam turbine, the second end of the saturated steam turbine is connect with generator one end, saturation
The third end of steam turbine and the first end of condensing unit connect, and the other end of generator is connected by cutting-in control cabinet and power grid
It connects, the second end of condensing unit is connect by being equipped with the pipeline of feed pump with plate heat exchanger, the third end of condensing unit and the
Four ends are connect with the pipeline for being equipped with outer circulation cooling water pump respectively.The saturated vapor that the waste heat boiler of the utility model generates, can
It generates electricity for saturated steam turbine, it may also be used for daily bathing, winter heating etc., saturated vapor, which enters saturated steam turbine, to be done
Function;Saturated steam turbine drives electrical power generators, and the electric energy that generator issues is connected to the grid by cutting-in control cabinet;Saturated vapor
The steam discharge of turbine enters condenser and is cooled to condensed water by outer circulation cooling water;Condensed water boosts through feed pump and enters in condenser
It absorbs heat in plate heat exchanger, completes entire circulating generation process.
The cutting-in control cabinet has observation real time execution operating condition, checks historical record, failure logging, and history alarm is real
Alarm, on-line setup operating parameter, and can be needed to put into the functions such as related protection according to user.
Further, the gas inlet of the waste heat boiler is connect by gas inlet pipeline with internal combustion engine flue,
The exhanst gas outlet of waste heat boiler is connect by exhanst gas outlet pipeline with internal combustion engine flue, and the gas inlet pipeline is equipped with
Gas inlet regulating valve is equipped with gas bypass pipeline, the gas bypass between gas inlet pipeline and exhanst gas outlet pipeline
Pipeline is equipped with gas bypass regulating valve;The hot water outlet of the waste heat boiler is connect with daily bathing and winter heating mouth all the way
Pipeline on be additionally provided with into steam control valve, the first end of the hot water outlet another way of the waste heat boiler and saturated steam turbine connects
It is successively arranged on the pipeline connect into steam control valve and vortex-shedding meter.Pass through gas inlet regulating valve and gas bypass tune into smoke
Section valve is adjusted, and throttle flow into steam control valve by adjusting and by carrying out record throttle flow into steam flow meter.
Further, high temperature modification magnetic float level indicator is additionally provided on the waste heat boiler, the Intelligent liquid level meter passes through
Remote liquid level signal is connect with the PLC controller for being equipped with Liquid level end, and the confluent of boiler is entered according to Liquid level.
Further, the hot water inlet pipeline of the plate heat exchanger and cold water outlet pipeline connect with internal combustion engine cylinder jacket water respectively
It connects.
Further, it is also parallel with and is equipped with into steam control valve on the pipeline that the condensing unit is connect with plate heat exchanger
Pipeline, and pipeline one end is connect with condensing unit, the other end of pipeline is between feed pump and plate heat exchanger.
Preferably, the condensing unit is condenser or evaporative condenser, and water-ring vacuum pump is equipped on gas trap
And softened water water replanishing device.The steam discharge of saturation steam turbine enters condenser or evaporative condenser is cooling, according to condenser liquid level
Regular replenishment softened water;For the conversion efficiency of thermoelectric for improving saturation steam turbine, increase a liquid-ring type vacuum on condenser top
Pump, reduces the vacuum degree of condenser.
Preferably, the generator is three-phase synchronous AC generator.
Preferably, the feed pump uses frequency-variable controller.
The saturated vapor that the waste heat boiler of the utility model generates enters saturated steam turbine power generation, it may also be used for daily to wash
Bath, winter heating etc..It is had the advantage that using saturated steam turbine power generation suitable for vehicle repair major moist steam, steam quality
It can be used without damaging impeller at 92%;Unique design feature has self-cleaning function when rotor characteristics operate, by
In having from scale removal ability, when operation, does not require working medium quality particularly, adapts in low-quality and uncleanly heat source
Working medium acting;Structure is simple, compact, whole assembly factory, and scene connection debugging in place can put into operation, unit maintenance technology
It is low with equipment requirement, it is short without professional contingent and place equipment requirement, maintenance duration;Therrmodynamic system is simple, system unit investment
Few, investment cycle is short;Easy to operate, periodical inspection can be unattended.It is excessive that saturated steam turbine is equipped with axial displacement
It shuts down, the excessive shutdown of shaft vibration, overspeed trip, which is shut down, lubricating oil forces down shutdown, bearing bush temperature height is shut down, pressure at expulsion is excessively high stops
The protective devices such as machine guarantee the safe and stable operation of saturation steam turbine.Condensed water enters waste heat boiler through feed pump boosting and absorbs heat,
Complete entire circulating generation process;Feed pump uses Frequency Converter Control.Utilization power generation control system has observation real
When operating condition, check historical record, failure logging, history alarm, Realtime Alerts, on-line setup operating parameter, and can basis
User needs to put into the functions such as related protection.Cooling due to waste heat boiler water supply to cylinder sleeve, gas internal combustion electric generator group it is cold
But fan can partially stop transport, and reduce equipment from power consumption.
Detailed description of the invention
The utility model is further described referring now to the drawings, in which:
Fig. 1 gas internal-combustion engine utilization power generation process flow diagram;
In figure: 1- waste heat boiler, 2- saturated steam turbine, 3- condenser, 4- feed pump, 5- plate heat exchanger, 6- power generation
Machine, 7- cutting-in control cabinet, 8- water-ring vacuum pump, 9- outer circulation cooling water pump, 10- into steam control valve, 11- vortex-shedding meter,
12- gas inlet regulating valve, 13- gas bypass regulating valve.
Specific embodiment
The technical solution of the utility model is clearly and completely described below in conjunction with attached drawing, it is clear that described
Embodiment is the utility model a part of the embodiment, instead of all the embodiments.Based on the embodiments of the present invention, originally
Field those of ordinary skill every other embodiment obtained without making creative work belongs to practical
Novel protected range.
Embodiment 1
As shown in Figure 1, a kind of gas internal-combustion engine utilization power generation based on saturated steam turbine, including be located at interior
Waste heat boiler 1 on combustion engine exhaust uptake, the water inlet of the waste heat boiler 1 board-like are changed be located on internal combustion engine cylinder jacket water pipe
The hot water outlet of hot device 5 connects, and the hot water outlet of waste heat boiler 1 is connect with daily bathing and winter heating mouth all the way, waste heat pot
The hot water outlet another way of furnace 1 is connect with the first end of saturated steam turbine 2, the second end and hair of the saturated steam turbine 2
The connection of 6 one end of motor, the third end of saturated steam turbine 2 are connect with the first end of condensing unit 3, and the other end of generator 6 is logical
It crosses cutting-in control cabinet 7 to connect with power grid, the second end of condensing unit 3 is connected by the pipeline and plate heat exchanger 5 for being equipped with feed pump 4
It connects, the third end and the 4th end of condensing unit 3 are connect with the pipeline for being equipped with outer circulation cooling water pump 9 respectively.The utility model
The saturated vapor that waste heat boiler 1 generates can be used for the power generation of saturated steam turbine 2, it may also be used for daily bathing, winter heating etc.,
Saturated vapor enters the acting of saturated steam turbine 2;Saturated steam turbine 2 drives generator 6 to generate electricity, the electric energy that generator 6 issues
It is connected to the grid by cutting-in control cabinet 7;The steam discharge of saturated steam turbine 2 enters condenser and is cooled to condense by outer circulation cooling water
Water;Condensed water enters in plate heat exchanger 5 through the boosting of feed pump 4 and absorbs heat in condenser, completes entire circulating generation process.
The cutting-in control cabinet 7 has observation real time execution operating condition, checks historical record, failure logging, and history alarm is real
Alarm, on-line setup operating parameter, and can be needed to put into the functions such as related protection according to user.
Further, the gas inlet of the waste heat boiler 1 is connect by gas inlet pipeline with internal combustion engine flue,
The exhanst gas outlet of waste heat boiler 1 is connect by exhanst gas outlet pipeline with internal combustion engine flue, is set on the gas inlet pipeline
There is gas inlet regulating valve 12, gas bypass pipeline, the flue gas are equipped between gas inlet pipeline and exhanst gas outlet pipeline
Bypass duct is equipped with gas bypass regulating valve 13;The hot water outlet of the waste heat boiler 1 is adopted with daily bathing and winter all the way
It is additionally provided with motorized adjustment shut-off valve (long-range valve J945Y-1.6) on the pipeline of warm mouth connection, the hot water of the waste heat boiler 1 goes out
It is successively arranged on the pipeline that mouth another way is connect with the first end of saturated steam turbine 2 into steam control valve 10 and vortex-shedding meter 11
(south control instrument LUGB-14TCN).It is adjusted into smoke by gas inlet regulating valve 12 and gas bypass regulating valve 13, into
Vapour amount into steam control valve 10 by adjusting and controlling instrument LUGB-14TCN by the south vortex-shedding meter 11() carry out record throttle flow.
Further, the hot water inlet pipeline of the plate heat exchanger 5 and cold water outlet pipeline respectively with internal combustion engine cylinder jacket water
Connection.
Further, also in parallel on the pipeline that the condensing unit 3 is connect with plate heat exchanger 5 to be equipped with bypass motorized adjustment
The pipeline of shut-off valve (long-range valve J945Y-1.6), and pipeline one end is connect with condensing unit 3, the other end of pipeline, which is in, to be given
Between water pump 4 and plate heat exchanger 5.
Preferably, the condensing unit 3 is condenser or evaporative condenser, and water-ring vacuum pump is equipped on gas trap
8 and softened water water replanishing device (Anyang Tuo Xin Pure Water Equipment Co., Ltd FELCK).Saturation steam turbine steam discharge enter condenser or
Evaporative condenser is cooling, according to condenser liquid level regular replenishment softened water;To improve the conversion efficiency of thermoelectric for being saturated steam turbine,
Increase a water-ring vacuum pump 8 on condenser top, reduces the vacuum degree of condenser.
Preferably, the generator 6 is three-phase synchronous AC generator 6.
Preferably, the feed pump 4 uses frequency-variable controller.
Embodiment 2
As shown in Figure 1, a kind of gas internal-combustion engine utilization power generation based on saturated steam turbine, including be located at interior
Waste heat boiler 1 on combustion engine exhaust uptake, the water inlet of the waste heat boiler 1 board-like are changed be located on internal combustion engine cylinder jacket water pipe
The hot water outlet of hot device 5 connects, and the hot water outlet of waste heat boiler 1 is connect with daily bathing and winter heating mouth all the way, waste heat pot
The hot water outlet another way of furnace 1 is connect with the first end of saturated steam turbine 2, the second end and hair of the saturated steam turbine 2
The connection of 6 one end of motor, the third end of saturated steam turbine 2 are connect with the first end of condensing unit 3, and the other end of generator 6 is logical
It crosses cutting-in control cabinet 7 to connect with power grid, the second end of condensing unit 3 is connected by the pipeline and plate heat exchanger 5 for being equipped with feed pump 4
It connects, the third end and the 4th end of condensing unit 3 are connect with the pipeline for being equipped with outer circulation cooling water pump 9 respectively.The utility model
The saturated vapor that waste heat boiler 1 generates can be used for the power generation of saturated steam turbine 2, it may also be used for daily bathing, winter heating etc.,
Saturated vapor enters the acting of saturated steam turbine 2;Saturated steam turbine 2 drives generator 6 to generate electricity, the electric energy that generator 6 issues
It is connected to the grid by cutting-in control cabinet 7;The steam discharge of saturated steam turbine 2 enters condenser and is cooled to condense by outer circulation cooling water
Water;Condensed water enters in plate heat exchanger 5 through the boosting of feed pump 4 and absorbs heat in condenser, completes entire circulating generation process.
The cutting-in control cabinet 7 has observation real time execution operating condition, checks historical record, failure logging, and history alarm is real
Alarm, on-line setup operating parameter, and can be needed to put into the functions such as related protection according to user.
Further, the gas inlet of the waste heat boiler 1 is connect by gas inlet pipeline with internal combustion engine flue,
The exhanst gas outlet of waste heat boiler 1 is connect by exhanst gas outlet pipeline with internal combustion engine flue, is set on the gas inlet pipeline
There is gas inlet regulating valve 12, gas bypass pipeline, the flue gas are equipped between gas inlet pipeline and exhanst gas outlet pipeline
Bypass duct is equipped with gas bypass regulating valve 13;The hot water outlet of the waste heat boiler 1 is adopted with daily bathing and winter all the way
It is additionally provided with motorized adjustment shut-off valve (long-range valve J945Y-1.6) on the pipeline of warm mouth connection, the hot water of the waste heat boiler 1 goes out
It is successively arranged on the pipeline that mouth another way is connect with the first end of saturated steam turbine 2 into steam control valve 10 and vortex-shedding meter 11
(south control instrument LUGB-14TCN).It is adjusted into smoke by gas inlet regulating valve 12 and gas bypass regulating valve 13, into
Vapour amount into steam control valve 10 by adjusting and by carrying out record throttle flow into steam flow meter 11.
Further, high temperature modification magnetic float level indicator (the logical rich UHC.GW- in Dandong is additionally provided on the waste heat boiler 1
MUDG-dWL2), the magnetic double level gauge passes through remote liquid level signal and the PLC controller (west gate for being equipped with Liquid level end
Son) connection, the confluent of boiler is entered according to Liquid level.
Further, the hot water inlet pipeline of the plate heat exchanger 5 and cold water outlet pipeline respectively with internal combustion engine cylinder jacket water
Connection.
Further, it is also parallel on the pipeline that the condensing unit 3 is connect with plate heat exchanger 5 and is equipped with bypass electric adjustable
The pipeline of shut-off valve (long-range valve J945Y-1.6) is saved, and pipeline one end is connect with condensing unit 3, the other end of pipeline is in
Between feed pump 4 and plate heat exchanger 5.
Preferably, the condensing unit 3 is condenser or evaporative condenser, and water-ring vacuum pump is equipped on gas trap
8 and softened water water replanishing device (Anyang Tuo Xin Pure Water Equipment Co., Ltd FELCK).Saturation steam turbine steam discharge enter condenser or
Evaporative condenser is cooling, according to condenser liquid level regular replenishment softened water;To improve the conversion efficiency of thermoelectric for being saturated steam turbine,
Increase a water-ring vacuum pump 8 on condenser top, reduces the vacuum degree of condenser.
Preferably, the generator 6 is three-phase synchronous AC generator 6.
Preferably, the feed pump 4 uses frequency-variable controller.
It above disclosure is merely preferred embodiments of the utility model, certainly cannot be practical new to limit this with this
The interest field of type, therefore equivalent variations made according to the patent scope of the utility model still belong to the utility model and are covered
Range.It should be appreciated that above description be intended to it is illustrative and not limiting.For example, above-described embodiment (and/or its aspect) can
With in combination with one another.In addition, enlightenment according to the present utility model, which can make many remodeling, is suitable for specific situation or material
Material is without departing from the scope of the utility model.By reading foregoing description, in scope and spirit of the claims it is many its
Its embodiment and remodeling it will be apparent to those skilled in the art that.