CN208257518U - A kind of Turbo-generator Set device that more quality steams are provided - Google Patents
A kind of Turbo-generator Set device that more quality steams are provided Download PDFInfo
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- CN208257518U CN208257518U CN201820778934.1U CN201820778934U CN208257518U CN 208257518 U CN208257518 U CN 208257518U CN 201820778934 U CN201820778934 U CN 201820778934U CN 208257518 U CN208257518 U CN 208257518U
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Abstract
The utility model discloses a kind of Turbo-generator Set devices for providing more quality steams, it is characterized by: including the first steam turbine, the second steam turbine, first gear case, second gear case and generator, generator is both-end drive-type steam turbine generator, first steam turbine is connect with the input terminal of first gear case, the output end of first gear case and one end of generator connect, second steam turbine is connect with the input terminal of second gear case, and the output end of second gear case and the other end of generator connect.The utility model replaces drives a generator to provide traditional Turbo-generator Set device of four kinds of different quality steams with two sets of separate unit extraction back pressure turbines, realize that two extraction back pressure turbines drive a generator that can provide the new device of four kinds of quality steams simultaneously jointly, it is simple and compact for structure, workshop occupies little space, and reduces equipment, workshop building cost.
Description
Technical field
The utility model relates to a kind of Turbo-generator Set devices, especially a kind of to provide the turbine generator of more quality steams
Unit installation.
Background technique
There are the use demand to different quality steams in current some large chemical complexes in technique production procedure, such as certain enterprise
Industry has the work of 4.0MPa, 2.5 MPa, 1.3 MPa and 0.35 tetra- kinds of different pressures of MPa in petroleum chemicals refinery processes
Skill vapour demand, and a set of Turbo-generator Set device can only provide the steaming of two kinds of different pressure levels simultaneously both at home and abroad at present
Vapour.It generallys use two schemes and meets the above demand: one, obtaining the steaming of four kinds of qualities using two sets of Turbo-generator Set devices
Vapour, system complex, cost of investment is high, sees Fig. 3；Two, using a set of Turbo-generator Set device, two kinds of quality steams are obtained, separately
Outer two kinds of quality steams obtain after being depressurized by first two high-quality steam, cause serious energy waste, see Fig. 4.
Utility model content
The technical problem to be solved by the utility model is to provide a kind of steam turbine generator assemblings for providing more quality steams
It sets, the apparatus system is simple, cost of investment is low, energy utilization rate is high.
In order to solve the above technical problems, the technical scheme adopted by the utility model is:
A kind of Turbo-generator Set device that more quality steams are provided, it is characterised in that: include the first steam turbine, the second vapour
Turbine, first gear case, second gear case and generator, generator be both-end drive-type steam turbine generator, the first steam turbine with
The input terminal of first gear case connects, and the output end of first gear case and one end of generator connect, the second steam turbine and second
The input terminal of gear-box connects, and the output end of second gear case and the other end of generator connect.
Further, first steam turbine and the second steam turbine are high pressure high temperature high speed turbine machine, and revolving speed is
5500rpm is 3000rpm by gearbox speed reduction.
Further, the both-end drive-type steam turbine generator includes generator unit stator, generator amature, end cap, front axle
Seat, rear bearing block and exciter are held, on the basis of generator unit stator is fixed on, generator amature is rotatably arranged on generator unit stator
Interior, end cap is fixed on generator unit stator both ends, and generator amature both ends are rotatably arranged on front-end bearing pedestal and rear bearing by bearing
On seat, exciter is arranged in generator amature one end.
Further, the generator unit stator includes base, iron core and winding, be provided in base partition, support tube and
Ventilation duct will be divided into different wind areas, be provided with outlet housing on the downside of base, iron core is fixed on inboard wall of base, iron in base
Core is arranged to conic steps shape along a few iron leg core teeth portion for being axially arranged with Radial ventilation duct and end outermost end, and iron core both ends are used
Non-magnetic steel pressure, which refers to, compresses stator core with pressing plate, and winding is arranged on iron core.
Further, the winding is three-phase, short distance, repeatedly winding, the lead being arranged in parallel by upper and lower layer line stick and end
Ring composition, bar strand are dual-polyester glass fiber without paint sintering copper flat wire, and strand uses 360 ° of Roebel transpositions.
Further, the both ends end of the generator amature is provided with the backgear for connecting with gear-box, generator
Rotor tip is provided with high-strength nonmagnetic forged steel retaining ring, and retaining ring one end hot jacket is fixed in rotor body end and with ring key, shield
The ring other end and suspension type center ring hot jacket cooperate.
Further, the generator unit stator bottom setting is free vapour cooler.
Further, the rotating armature of the exciter is with the diode rectification dress of three-phase alternating current supply coaxial rotating
It sets, the rotor that steam turbine generator is supplied after the rectification of diode rectification device carries out excitation, the excitation in exciter stator magnetic field
It is provided by stationary silicon controlled field device, thyristor excitation device is powered by the set end voltage of steam turbine generator and adjusted in proportion
Section.
Further, the exciter is pivot-rotatable type structure, and armature core is repeatedly pressed by silicon steel sheet, and punching two sides applies silicon
Steel disc paint, armature coil are the double-deck wave winding, are fixed in slot with slot wedge, and armature end-connections are bound with no latitude band, entire electricity
Pivot dipping lacquer is secondary, and armature coil lead-out wire leads to rotary rectifier ring by axis surface, and lead external application is bound without latitude band, and exciter is fixed
The pole lamination of sub- iron core punching of the steel plate is repeatedly pressed, and equipped with round amortisseur bar in magnetic pole pole shoe, both ends are made of damping ring
Damping cage, pole coil are formed with high-strength polyester enameled wire coiling, and outsourcing glass tape, dipping lacquer is secondary, and pole coil passes through
Pole core is bolted on base, and out frame bolt, positioning pin are fixed on chassis, and out frame is upper and lower
Two halves structure.
Further, the rotary rectifier ring is made of single rotating disk, and 18 rotation rectification elements and 18 mistakes are housed
It is fixed on the rotating pan by rectifying block to flow protection element, rotation rectification element and overflow protecting element, rectifying block and rotating disk
Between insulate, rotating disk is bolted in shaft, and the electric current after over commutation in contact screw and axis center hole through leading
Electric pole is connected, then passes through exciter conducting rod and generator conducting rod supply generator rotor coil excitation.
The utility model compared with prior art, has the following advantages that and effect:
1, replace and drive a generator to provide four kinds of different quality steams with two sets of separate unit extraction back pressure turbines
Traditional Turbo-generator Set device realizes that two extraction back pressure turbines drive a generator that can provide four simultaneously jointly
The new device of kind quality steam, simple and compact for structure, workshop occupies little space, and reduces equipment, workshop building cost；
2, a both-end drive-type steam turbine generator is shared, generator capacity increases, and mechanical energy transfer efficiency improves 1%.
Using same set of heat regenerative system, equipment investment cost is saved, improves the system circulation thermal efficiency；
3, it avoids directly being decompressed to low-quality steam with high-quality steam, improves energy utilization rate, increase user's economy effect
Benefit；
4, economic benefit: the unit of 10000KW can reduce energy loss caused by 20% decompression, and heavy-duty generator is reduced
1% mechanical loss, unit can increase the generated energy of 2100KW, and unit is run 8000 hours per year, 0.75 yuan of electricity price calculating, year
About 12,600,000 yuan of income increase.
Detailed description of the invention
Fig. 1 is a kind of schematic diagram of Turbo-generator Set device for providing more quality steams of the utility model.
Fig. 2 is a kind of generator schematic diagram of Turbo-generator Set device for providing more quality steams of the utility model.
Fig. 3 is that two sets of Turbo-generator Set devices of use of the prior art obtain the steam schematic diagram of four kinds of qualities.
Fig. 4 is the prior art using a set of Turbo-generator Set device four kinds of quality steam schematic diagrames of acquisition.
Fig. 5 is the schematic illustration of the brushless excitation system of the utility model.
Fig. 6 is the rotary rectifier ring wiring schematic diagram of the utility model.
Specific embodiment
The utility model is described in further detail with reference to the accompanying drawing and by embodiment, and following embodiment is pair
The explanation of the utility model and the utility model is not limited to following embodiment.
As illustrated in fig. 1 and 2, a kind of Turbo-generator Set device that more quality steams are provided of the utility model, comprising the
One steam turbine 1, the second steam turbine 2, first gear case 3, second gear case 4 and generator 5, generator 5 are both-end drive-type vapour
Turbine generator, the first steam turbine 1 are connect with the input terminal of first gear case 3, output end and the generator 5 of first gear case 3
One end connection, the second steam turbine 2 are connect with the input terminal of second gear case 4, output end and the generator 5 of second gear case 4
Other end connection.
First steam turbine 1 and the second steam turbine 2 are high pressure high temperature high speed turbine machine, and revolving speed 5500rpm passes through
Gearbox speed reduction is the both ends that 3000rpm is connected to both-end drive-type steam turbine generator by membrane-type coupling, drives generator
Power generation, while the industrial technology steam of four kinds of different qualities being provided, realize cogeneration of heat and power.Two steam turbines share same set of vapour
Water heat regenerative system.General assembly is carried out in factory before steam turbine delivery, is mounted on the same pedestal with gear-box, and whole shipping is extremely
User directly connect with steam turbine generator.
Both-end drive-type steam turbine generator includes generator unit stator 6, generator amature 7, end cap 8, front-end bearing pedestal 9, rear axle
Seat 10 and exciter 11 are held, on the basis of generator unit stator 6 is fixed on, generator amature 7 is rotatably arranged in generator unit stator 6,
End cap 8 is fixed on 6 both ends of generator unit stator, and 7 both ends of generator amature are rotatably arranged on front-end bearing pedestal 9 and rear bearing by bearing
On seat 10, exciter 11 is arranged in 7 one end of generator amature.
Generator unit stator 6 includes base 12, iron core 13 and winding 14, is provided with partition, support tube and ventilation in base 12
Pipe will be divided into different wind areas, the integrated member that base uses quality steel plate to be welded in base, good rigidity makes
Can be to avoid generating resonance near 100Hz.It is provided with outlet housing 15 on the downside of base 12, the footing of conjunction is located at machine with basis
Seat two sides, are provided with handle hole herein, so that foundation bolt closes in base with basic.Iron core 13 is fixed on 12 inner wall of base
On, iron core 13 is arranged to conic steps shape, iron along a few iron leg core teeth portion for being axially arranged with Radial ventilation duct and end outermost end
13 both ends of core are referred to non-magnetic steel pressure compresses stator core with pressing plate, and winding 14 is arranged 13 on iron core.Stator core is by low
The cold rolling non-orientation silicon steel fanning strip of loss is overrided to form after insulating, and iron core edge is axially arranged with Radial ventilation duct.To reduce end
Portion's added losses prevent hot-spot, and a few iron leg core teeth portion of end outermost end are arranged to conic steps shape, and iron core both ends are with non-
Magnetic steel pressure refers to that stator core, which is compressed, with pressing plate buries Pt100 type electricity in the teeth portion of iron core wind outlet section appropriate location and yoke portion
Resistance temperature element is for monitoring iron core temperature.
Stator winding is three-phase, short distance, repeatedly winding, is made of the feed-through collar that upper and lower layer line stick and end are arranged in parallel, line
Stick strand is dual-polyester glass fiber without paint sintering copper flat wire, and strand uses 360 ° of Roebel transpositions to reduce by end and groove portion
The circulation loss that leakage magnetic flux generates between strand.Stator winding uses " F " grade thin insulating system of function admirable, and each bar exists
Groove portion and end go out carries out anti-corona processing respectively at notch.The fixed structure of stator winding is suitable for peak regulation working method, end
The supportive body of winding is conjunction to the high-intensitive radial insulation bracket and circumferential glass steel loop on the pressing plate of end, upper and lower layer
Bar is washed in the binding to support construction of glass rope using epoxy resin dipping.In general motor, the slot of slot bar and side
Minimum empty vapour gap is always had between wall, is based on the surface type of cooling, this gap seriously can interfere winding to radiate, therefore, if
Special interstitital texture is counted.Between the upper and lower layer line stick in slot equipped with Pt100 type resistance temperature measurement element for monitor around
The temperature of group.
The both ends end of generator amature 7 is provided with the backgear 16 for connecting with gear-box, realize front and back steam turbine with
" 2+1 " form of intermediate generator connection, shaft are hiperloy steel solid forging.By stringent ultrasonic examination and
Mechanical performance test is to prevent any possible defect.Rotor windings are by the coil that is embedded in rotor slot by cold drawing argentiferous copper bar
It is made, the punching of slot inner part has the cold air duct along axial equally distributed two rows of radial elliptical apertures compositions, and each circle copper bar includes
Two strands, per share end mills out baltimore groove, and fluting face involutes hollow conductor, outlet and slot internal diameter to air holes connection, cold sky
A part of vapour enters hollow end turn by end air inlet hole and flows to ontology, is then discharged into vapour gap from the radial air holes of groove portion.Separately
A part of steam flow enters rotor pair slot, is then discharged into vapour gap from the radial air holes of groove portion.Rotor windings use " F " class B insulation system
System, the insulation between winding and axis are formed by the composite material moulded of high intensity, and strip interturn isoaltion strip is adhesively fixed to copper
On row.It is separated between top copper bar and slot wedge with thicker insulation filler strip, guarantees that winding has enough creepage distances；Rotor coil
Groove portion is by aluminum alloy trough forelock.
7 end of generator amature is provided with high-strength nonmagnetic forged steel retaining ring 17, bears centrifugal force effect, 17 one end of retaining ring
Hot jacket is fixed in rotor body end and with ring key, and 17 other end of retaining ring and 18 hot jacket of suspension type center ring cooperate.On center ring
Allow winding moderately flexible equipped with spring.
Putting together on base both ends to be located at base surface or more is generator's cover 8.Every end point is big, small end cover two pieces, has resistance
Combustion and anti-galvano-cautery characteristic, provide good protection for End winding.The left right split of end cap 8, guarantees good strength and stiffness.
Cast aluminium air guide ring is mounted on the inside of big end cap, has also installed fire main in cover internal.Base surface is with lower end shield
It is Parts Made of Composite Glass.The setting of generator unit stator bottom is free vapour cooler.Empty vapour cooler is taken away by the heat exchange of water and empty vapour
Loss in generator.This generator has four groups of coolers, and traverse is in the closing of power generation motor spindle is small.Every group of cooler
It is convenient for safeguarding with water route independent.
The rotating armature of exciter 11 is with the diode rectification device of three-phase alternating current supply coaxial rotating, by diode
The rotor that steam turbine generator is supplied after fairing rectification carries out excitation, and the excitation in exciter stator magnetic field silicon-controlled is encouraged by static
Magnetic device provides, and thyristor excitation device is powered by the set end voltage of steam turbine generator and adjusted in proportion.Brushless excitation system
Schematic illustration it is as shown in Figure 5.Both-end drive-type steam turbine generator is coaxial alternating-current brushless excitation form, this excitation system
By the rectified rear supply generator excitation winding of the output electric current of the AC exciter of coaxial rotating, with Traditional DC system phase
Be inversion of direct current excitation than, the main distinction be AC excitation, the problem of so as to avoid commutation spark, be suitable for requirement of explosion proof compared with
High production environment.The pattern of exciter is pivot-rotatable type, with the steam turbine generator coaxial rotating matched.
Exciter is pivot-rotatable type structure, and armature core is repeatedly pressed by silicon steel sheet, and punching two sides applies lamination coating, armature line
Circle is the double-deck wave winding, and the slot wedge made of 3240 is fixed in slot, and armature end-connections are bound with no latitude band, entire armature leaching
Paint secondary, armature coil lead-out wire leads to rotary rectifier ring by axis surface, and lead external application is bound without latitude band.Exciter stator iron
The pole lamination of heart Q235-A punching of the steel plate is repeatedly pressed, and equipped with round amortisseur bar in magnetic pole pole shoe, there is damping ring group at both ends
Induced voltage at damping cage, when reducing exciter rectification reaction and rectification in diode.Pole coil high-strength polyester
Enameled wire coiling forms, outsourcing glass tape, and dipping lacquer is secondary.Pole coil is bolted on base by pole core,
Out frame bolt, positioning pin are fixed on chassis, and out frame is upper and lower two halves structure.
Rotary rectifier ring is made of single rotating disk, and 18 rotation rectification elements and 18 overflow protecting elements are housed.Rotation
Turn rectifier cell and overflow protecting element to insulate between rectifying block and rotating disk on the rotating pan by the way that rectifying block is fixed, rotate
Disk is bolted in shaft, and the electric current after over commutation is connected through contact screw with conducting rod in axis center hole, then leads to
Overexcitation machine conducting rod and generator conducting rod supply generator rotor coil excitation.The hole for ventilation is provided in rotating disk,
As rotation rectification element heat dissipation wind channel, rotary rectifier ring wiring schematic diagram is shown in Fig. 6.
The ventilation of exciter, empty vapour are entered by exciter rear end, are pressurizeed by centrifugal fan on axis, cooling exciter
It after collector ring and stator and rotor, is discharged by exciter front end, then after cooler at the top of exciter is cooling, returns exciter
Rear end carries out second and recycles.Exciter equipped with brush assemble, for measure generator amature excitation voltage and 1 point of rotor,
The measuring point of 2 points of ground connection and rotor over-voltage protection is used.
The working principle of the utility model are as follows: generator both ends steam turbine rated power is respectively P1, P2(P1 > P2), hair
Motor rated power is P.For steam turbine P1 into after vapour, drawing generator and steam turbine P2 reach rated speed 3000r/min, generate electricity
Machine zero load sequencing, after application of load is grid-connected, excitation system automatic adjustment, generator power progressively reaches P1；At this point, steam turbine P2 into
Vapour progressivelyes reach its rated power P2, excitation system automatic adjustment with the increase of power.At this point, the power P of generator is
The sum of both ends steam turbine power, i.e. P=P1+P2, steam turbine generator system reach declared working condition.
The utility model compared with prior art, has the following advantages that and effect:
1, replace and drive a generator to provide four kinds of different quality steams with two sets of separate unit extraction back pressure turbines
Traditional Turbo-generator Set device realizes that two extraction back pressure turbines drive a generator that can provide four simultaneously jointly
The new device of kind quality steam, simple and compact for structure, workshop occupies little space, and reduces equipment, workshop building cost；
2, a both-end drive-type steam turbine generator is shared, generator capacity increases, and mechanical energy transfer efficiency improves 1%.
Using same set of heat regenerative system, equipment investment cost is saved, improves the system circulation thermal efficiency；
3, it avoids directly being decompressed to low-quality steam with high-quality steam, improves energy utilization rate, increase user's economy effect
Benefit；
4, economic benefit: the unit of 10000KW can reduce energy loss caused by 20% decompression, and heavy-duty generator is reduced
1% mechanical loss, unit can increase the generated energy of 2100KW, and unit is run 8000 hours per year, 0.75 yuan of electricity price calculating, year
About 12,600,000 yuan of income increase.
Above content is only illustrate to examples for clearly illustrating the present invention described in this specification.The utility model
Person of ordinary skill in the field can do various modifications or supplement to described specific embodiment or use similar side
Formula substitution, content without departing from the utility model specification or beyond the scope defined by this claim should all
Belong to the protection scope of the utility model.
Claims (10)
1. a kind of Turbo-generator Set device for providing more quality steams, it is characterised in that: include the first steam turbine, the second steamer
Machine, first gear case, second gear case and generator, generator are both-end drive-type steam turbine generator, the first steam turbine and the
The input terminal of one gear-box connects, and the output end of first gear case and one end of generator connect, the second steam turbine and the second tooth
The input terminal of roller box connects, and the output end of second gear case and the other end of generator connect.
2. a kind of Turbo-generator Set device for providing more quality steams described in accordance with the claim 1, it is characterised in that: described
First steam turbine and the second steam turbine are high pressure high temperature high speed turbine machine, and revolving speed 5500rpm passes through gearbox speed reduction
For 3000rpm.
3. a kind of Turbo-generator Set device for providing more quality steams described in accordance with the claim 1, it is characterised in that: described
Both-end drive-type steam turbine generator includes generator unit stator, generator amature, end cap, front-end bearing pedestal, rear bearing block and exciter,
On the basis of generator unit stator is fixed on, generator amature is rotatably arranged in generator unit stator, and end cap is fixed on generator unit stator
Both ends, generator amature both ends are rotatably arranged on front-end bearing pedestal and rear bearing block by bearing, and exciter is arranged in generator
Rotor one end.
4. a kind of Turbo-generator Set device for providing more quality steams described in accordance with the claim 3, it is characterised in that: described
Generator unit stator includes base, iron core and winding, and being provided with partition, support tube and ventilation duct in base will be divided into not in base
Same wind area, base downside are provided with outlet housing, and iron core is fixed on inboard wall of base, and iron core edge is axially arranged with Radial ventilation duct simultaneously
And a few iron leg core teeth portion of end outermost end are arranged to conic steps shape, iron core both ends non-magnetic steel pressure refers to stator with pressing plate
Core pressing, winding are arranged on iron core.
5. a kind of Turbo-generator Set device for providing more quality steams according to claim 4, it is characterised in that: described
Winding is three-phase, short distance, repeatedly winding, is made of the feed-through collar that upper and lower layer line stick and end are arranged in parallel, and bar strand is double washs
Synthetic fibre glass fiber uses 360 ° of Roebel transpositions without paint sintering copper flat wire, strand.
6. a kind of Turbo-generator Set device for providing more quality steams described in accordance with the claim 3, it is characterised in that: described
The both ends end of generator amature is provided with the backgear for connecting with gear-box, and generator amature end is provided with high-intensitive non-
Magnetic forged steel retaining ring, retaining ring one end hot jacket are fixed in rotor body end and with ring key, the retaining ring other end and suspension type center ring
Hot jacket cooperation.
7. a kind of Turbo-generator Set device for providing more quality steams described in accordance with the claim 3, it is characterised in that: described
The setting of generator unit stator bottom is free vapour cooler.
8. a kind of Turbo-generator Set device for providing more quality steams described in accordance with the claim 3, it is characterised in that: described
The rotating armature of exciter is whole by diode rectification device with the diode rectification device of three-phase alternating current supply coaxial rotating
The rotor that steam turbine generator is supplied after stream carries out excitation, and the excitation in exciter stator magnetic field is mentioned by stationary silicon controlled field device
For thyristor excitation device is powered by the set end voltage of steam turbine generator and adjusted in proportion.
9. a kind of Turbo-generator Set device for providing more quality steams according to claim 8, it is characterised in that: described
Exciter is pivot-rotatable type structure, and armature core is repeatedly pressed by silicon steel sheet, and punching two sides applies lamination coating, and armature coil is bilayer
Wave winding is fixed in slot with slot wedge, and armature end-connections are bound with no latitude band, and entire armature dipping lacquer is secondary, and armature coil draws
Outlet leads to rotary rectifier ring by axis surface, and lead external application is bound without latitude band, the magnetic of exciter stator iron core punching of the steel plate
Pole punching is repeatedly pressed, and equipped with round amortisseur bar in magnetic pole pole shoe, both ends form damping cage by damping ring, and pole coil is with high-strength
Degree polyester enameled wire coiling forms, and outsourcing glass tape, dipping lacquer is secondary, and pole coil is bolted by pole core
On base, out frame bolt, positioning pin are fixed on chassis, and out frame is upper and lower two halves structure.
10. a kind of Turbo-generator Set device for providing more quality steams according to claim 9, it is characterised in that: institute
It states rotary rectifier ring to be made of single rotating disk, 18 rotation rectification elements and 18 overflow protecting elements, rotary rectifier is housed
Element and overflow protecting element are fixed on the rotating pan by rectifying block, insulate between rectifying block and rotating disk, rotating disk passes through
Bolt is fixed in shaft, and the electric current after over commutation is connected through contact screw with conducting rod in axis center hole, then passes through excitation
Machine conducting rod and generator conducting rod supply generator rotor coil excitation.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820778934.1U CN208257518U (en) | 2018-05-24 | 2018-05-24 | A kind of Turbo-generator Set device that more quality steams are provided |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820778934.1U CN208257518U (en) | 2018-05-24 | 2018-05-24 | A kind of Turbo-generator Set device that more quality steams are provided |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108539881A (en) * | 2018-05-24 | 2018-09-14 | 江苏金通灵流体机械科技股份有限公司 | A kind of Turbo-generator Set device that more quality steams are provided |
-
2018
- 2018-05-24 CN CN201820778934.1U patent/CN208257518U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108539881A (en) * | 2018-05-24 | 2018-09-14 | 江苏金通灵流体机械科技股份有限公司 | A kind of Turbo-generator Set device that more quality steams are provided |
| CN108539881B (en) * | 2018-05-24 | 2024-04-12 | 金通灵科技集团股份有限公司 | Turbo generator set device for providing multi-quality steam |
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