CN104110324A - Liquid piston engine capable of exhausting air automatically - Google Patents
Liquid piston engine capable of exhausting air automatically Download PDFInfo
- Publication number
- CN104110324A CN104110324A CN201410258602.7A CN201410258602A CN104110324A CN 104110324 A CN104110324 A CN 104110324A CN 201410258602 A CN201410258602 A CN 201410258602A CN 104110324 A CN104110324 A CN 104110324A
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- China
- Prior art keywords
- cylinder
- liquid piston
- power output
- hot cylinder
- piston motor
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Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02G—HOT GAS OR COMBUSTION-PRODUCT POSITIVE-DISPLACEMENT ENGINE PLANTS; USE OF WASTE HEAT OF COMBUSTION ENGINES; NOT OTHERWISE PROVIDED FOR
- F02G1/00—Hot gas positive-displacement engine plants
- F02G1/04—Hot gas positive-displacement engine plants of closed-cycle type
- F02G1/043—Hot gas positive-displacement engine plants of closed-cycle type the engine being operated by expansion and contraction of a mass of working gas which is heated and cooled in one of a plurality of constantly communicating expansible chambers, e.g. Stirling cycle type engines
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02G—HOT GAS OR COMBUSTION-PRODUCT POSITIVE-DISPLACEMENT ENGINE PLANTS; USE OF WASTE HEAT OF COMBUSTION ENGINES; NOT OTHERWISE PROVIDED FOR
- F02G1/00—Hot gas positive-displacement engine plants
- F02G1/04—Hot gas positive-displacement engine plants of closed-cycle type
- F02G1/043—Hot gas positive-displacement engine plants of closed-cycle type the engine being operated by expansion and contraction of a mass of working gas which is heated and cooled in one of a plurality of constantly communicating expansible chambers, e.g. Stirling cycle type engines
- F02G1/053—Component parts or details
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02G—HOT GAS OR COMBUSTION-PRODUCT POSITIVE-DISPLACEMENT ENGINE PLANTS; USE OF WASTE HEAT OF COMBUSTION ENGINES; NOT OTHERWISE PROVIDED FOR
- F02G1/00—Hot gas positive-displacement engine plants
- F02G1/04—Hot gas positive-displacement engine plants of closed-cycle type
- F02G1/043—Hot gas positive-displacement engine plants of closed-cycle type the engine being operated by expansion and contraction of a mass of working gas which is heated and cooled in one of a plurality of constantly communicating expansible chambers, e.g. Stirling cycle type engines
- F02G1/053—Component parts or details
- F02G1/055—Heaters or coolers
Abstract
The invention discloses a liquid piston engine capable of exhausting air automatically. The liquid piston engine comprises a cold air cylinder, a hot air cylinder, a heater, a heat regenerator, a cooler and a power output pipe. A liquid piston is arranged in the cold air cylinder, a liquid piston is arranged in the hot air cylinder, and the bottoms of the liquid pistons are communicated. The heater, the heat regenerator and the cooler are connected in sequence. The hot air cylinder is connected with the heater. The cold air cylinder is connected with the cooler. The power output pipe is connected to the hot air cylinder and extends upwards from the position below a set lowest liquid level in the hot air cylinder to the position above the set lowest liquid level. The wall of the hot air cylinder is further provided with an air distribution element. The air distribution element is arranged at the set lowest liquid level and makes the hot air cylinder be communicated with the power output pipe. The liquid piston engine can automatically exhaust the air below the set lowest liquid level so that the liquid level in the hot air cylinder can not be lower than the set lowest liquid level.
Description
Technical field
The present invention relates to motor, especially relevant with a kind of automatic vent liquid piston motor.
Background technique
Heat engine is a kind of closed cycle reciprocating piston type heat engine of external combustion, because it was invented by Scottish Stirling in 1816, thus claim again Stirling engine, or claim external-combustion engine.Because heat engine has been avoided the quick-fried acting problem of shake of traditional combustion engine, thereby low noise, low pollution and low operating cost are realized.The power efficiency of heat engine is not affected by altitude, is very suitable for high altitude localities and uses.
Between hot chamber, heater, regenerator, cooler and the cold chamber of heat engine, gas circuit is connected to form gas channel successively, by external heat source, heater is heated, so that the to-and-fro motion dilation between He Re chamber, cold chamber of the gas in gas channel carries out power by driving mechanism and exports to do work.In the past, the normally solid piston of piston that heat engine used.
In the time that heat engine uses solid piston, it has shortcoming easy to wear, that noise is large and sealing is poor, processing technology complexity, and cost is high.And the heat engine of use liquid piston, its research is started late.
Because heat engine belongs to the one of motor, therefore use the heat engine of liquid piston, also can be called liquid piston motor.
Publication number is CN103321775A (below referred to as document 1), and name is called the Chinese invention patent of " boiler and liquid piston heat engine thereof ", discloses a kind of liquid piston heat engine.And publication number is CN103726948A (below referred to as document 2), name is called the Chinese invention patent of " liquid piston heat engine ", discloses a kind of improved liquid piston heat engine that carries out on the basis of document 1.
As shown in Fig. 1 (being the Fig. 4 in document 2), the liquid piston heat engine of document 2, comprise the first cylinder (being in fact hot cylinder) 15, the second cylinder (being in fact cold cylinder) 13, heater 16, regenerator 17 and cooler, in hot cylinder 15 and the second cylinder 13, there is the liquid piston being communicated with for bottom; Heater 16, regenerator 17 are connected successively with cooler, and hot cylinder 15 is connected with heater 16, and the second cylinder 13 is connected with cooler; The first end of the power output tube 19 of this liquid piston heat engine stretches in hot cylinder 15 or is connected in the bottom of hot cylinder 15, with the outwards reciprocal power of output one such as valve body, plunger pump or diaphragm pump being connected by power output tube 19 second ends.Cooler comprises the water-cooled pipeline that is exposed to airborne air-cooled pipeline, be connected with air-cooled pipeline and the water jacket 11 of coated water-cooled pipeline.Wherein, air-cooled pipeline comprises arc section 121, radiating segment 122 and changeover portion 123, and water jacket 11 two ends have respectively water intake 110 and water outlet 111.
The automatic vent liquid piston motor of document 1, has noise little, and good airproof performance and do not contain easily damaged parts avoids regular maintenance, and processing technology is simple, low cost and other advantages.Make the heat engine of liquid piston enter into the application stage by studying.The liquid piston heat engine of document 2, on the basis of liquid piston heat engine advantage that has kept document 1, further strengthen the cooling effect of cooler, make the operation conditions of whole heat engine better, operational efficiency is higher, and has reached the object of water-saving and environmental protection.
But, and the liquid piston heat engine of document 1 and document 2, in the time carrying out work, due to the impact of the impurities in liquid volatilization in liquid piston, or heat engine itself has trickle seepage, can there is situation about reducing in the liquid volume in heat engine, although the amount reducing is little, the speed reducing is very slow, and the overwhelming majority does not affect the normal work of heat engine.But along with long accumulation, also can make the liquid level in hot cylinder drop to below setting minimum liquid level, and then can affect stability and the power of heat engine work.
Therefore, for excelsior consideration, need to develop a kind of new heat engine, avoid the generation of the problems referred to above.
Summary of the invention
For problems of the prior art, the object of the present invention is to provide liquid surface level in a kind of hot cylinder can not drop to below setting minimum liquid level, ensure the stability of heat engine work and the automatic vent liquid piston motor of power.
To achieve these goals, technological scheme of the present invention is as follows:
A kind of automatic vent liquid piston motor, comprises cold cylinder, hot cylinder, heater, regenerator, cooler and power output tube, has the liquid piston that bottom is communicated with in described cold cylinder and hot cylinder; Described heater, regenerator and cooler are connected successively, and described hot cylinder is connected with described heater, and described cold cylinder is connected with described cooler; Described power output tube is connected in described hot cylinder, more than setting in described hot cylinder and extending upwardly under minimum liquid level and to set minimum liquid level; On described hot gas casing wall, be also provided with a point gas element, described point of gas element is arranged at sets minimum liquid level place, and described point of gas element is communicated with described hot cylinder with described power output tube.
Beneficial effect of the present invention is: automatic vent liquid piston motor of the present invention, kept that existing liquid piston engine noise is little, good airproof performance, do not contain easily damaged parts, avoid regular maintenance, processing technology is simple, good cooling results and low cost and other advantages.Simultaneously, by a point gas element is set on hot gas casing wall, can drop to while setting below minimum liquid level at liquid level, automatically discharge the gas of setting below minimum liquid level, thereby make the liquid level in hot cylinder can be lower than setting minimum liquid level, thereby ensure the working stability of liquid piston motor, ensure that the power of liquid piston motor can not reduce.
Brief description of the drawings
Fig. 1 is the schematic perspective view of the liquid piston motor of prior art.
Fig. 2 is that the master of the automatic vent liquid piston motor of first embodiment of the invention looks schematic diagram.
Fig. 3 is the schematic perspective view of the automatic vent liquid piston motor of first embodiment of the invention.
Fig. 4 is that schematic diagram is looked on a left side for the automatic vent liquid piston motor of first embodiment of the invention.
Fig. 5 is the schematic perspective view of the automatic vent liquid piston motor of second embodiment of the invention.
Fig. 6 is that the master of the automatic vent liquid piston motor of second embodiment of the invention looks schematic diagram.
Fig. 7 is the schematic diagram that the hot cylinder of the automatic vent liquid piston motor of second embodiment of the invention is removed power output tube.
Fig. 8 is that the master of the automatic vent liquid piston motor of third embodiment of the invention looks schematic diagram.
Fig. 9 is the cross-sectional schematic of the automatic vent liquid piston motor of third embodiment of the invention.
Figure 10 is that schematic diagram is looked on a left side for the automatic vent liquid piston motor of third embodiment of the invention.
Embodiment
In order to make technical problem to be solved by this invention, technological scheme and beneficial effect clearer, below in conjunction with specific embodiment, the present invention is further elaborated.It should be pointed out that specific embodiment described herein, only in order to explain the present invention, is not intended to limit the present invention.
Automatic vent liquid piston motor of the present invention, goes for needing the various occasions of reciprocating power, for example, for linear electric generator provides power, provides power etc. for water circulation.
Lower mask body is introduced three embodiments' of the present invention automatic vent liquid piston motor.The automatic vent liquid piston motor of various embodiments of the present invention, below the parts that do not make referrals to, all can adopt identical parts in document 1 or document 2, repeat no more.
One, the first embodiment's automatic vent liquid piston motor
As shown in Fig. 2-Fig. 4, the automatic vent liquid piston motor of first embodiment of the invention, mainly comprises the critical pieces such as hot cylinder 15, the second cylinder 13, heater 16, regenerator 17, cooler and power output tube 19.
Cooler wherein, as shown in Fig. 2-Fig. 4, comprises the water-cooled pipeline (not shown) that is exposed to airborne air-cooled pipeline 12, be connected with air-cooled pipeline 12 and the water jacket 11 of coated water-cooled pipeline.Wherein, air-cooled pipeline comprises arc section, radiating segment and changeover portion, and water jacket 11 two ends have respectively water intake 110 and water outlet 111.But the present invention is not limited thereto, for example, also can use the cooler construction in document 1.
As shown in Figure 1, in the present embodiment, power output tube 19 is connected in hot cylinder 15, and extend upwardly to setting minimum liquid level under the interior setting minimum liquid level of hot cylinder 15 more than; And, upper at hot gas casing wall 150 (referring to the casing wall of hot cylinder 15), be also provided with the gas-distributing pipe 159 as point gas element, gas-distributing pipe 159 is for being connected in the straight tube between hot gas casing wall 150 and power output tube 19 tube walls.The position of gas-distributing pipe 159, flushes with the setting minimum liquid level in hot cylinder 15, and the bearing of trend that is to say gas-distributing pipe 159 is the equal of to have indicated the position of setting minimum liquid level.And power output tube is designed to S shape pipe, more meet hydromechanical principle.
And the internal diameter of gas-distributing pipe 159, preferably below 6mm, preferably between 2-4mm.And the bottom of power output tube 19 is to the height difference of setting minimum liquid level, preferably the 1.5-2 of hot cylinder 15 diameters times, at this moment can obtain maximum output power.Here the bottom of said power output tube 19, refers to the geometrical center position of power output tube 19 and hot gas casing wall 150 intersection gained intersections (nonplanar graph).
As shown in Figures 2 and 3, gas-distributing pipe 159 can be communicated with hot cylinder 15 with power output tube 19, therefore, when liquid piston engine work, gas-distributing pipe 159 places are flooded with liquid, can not leak gas from gas-distributing pipe 159, and in the time that the liquid level in hot cylinder 15 drops to setting minimum liquid level below, show that the liquid in hot cylinder 15 reduces, gas increases; Now, gas-distributing pipe 159 interior start to have gas exist, by law of connected vessels, liquid level in power output tube 19 also can drop to gas-distributing pipe 159 belows, therefore, the interior unnecessary gas of hot cylinder 15 can be discharged automatically by the end of power output tube 19, thereby realizes automatic ventilating function.After unnecessary gas is discharged automatically, more than the liquid level in hot cylinder 15 can return to and set minimum liquid level, liquid piston motor still can normally be worked.And the plunger pump that power output tube 19 connects, valve body or diaphragm pump can't affect the automatic discharge of unnecessary gas.
In the present embodiment, as shown in Figure 4, cold cylinder 13 is parallel with hot cylinder 15, because cold cylinder in the present embodiment 13 and hot cylinder 15 are all pipe, so the cross section of cold cylinder 13 and hot cylinder 15 is all circular, cold cylinder 13 is parallel with hot cylinder 15 refers to that the axis of cold cylinder 13 is parallel with the axis of hot cylinder 15.Because cold cylinder 13 is parallel with hot cylinder 15, the bottom of described cold cylinder 13 and hot cylinder 15 need be communicated with by connecting tube 20.In addition, between heater 16 and hot cylinder 15, folded acute angle is 30-60 degree, preferably 45 degree.That is to say that between the bearing of trend of heater 16 and the axis of hot cylinder 15, folded acute angle is 30-60 degree, preferably 45 degree.By above-mentioned layout, can increase the space under heater 16, be convenient to the setting of the external heat source that heater 16 is heated.
Two, the second embodiment's automatic vent liquid piston motor
The automatic vent liquid piston motor of the present embodiment, the place identical with the first embodiment repeats no more, what they were different from the first embodiment is, as shown in Figure 5-Figure 7, in the present embodiment, dividing gas element is no longer gas-distributing pipe, but is arranged at the vent 193 that hot gas casing wall 150 also covers for power output tube 19.The position of vent 193 is the setting minimum liquid level places in hot cylinder 15.Vent 190 in the present embodiment is simpler than the first embodiment's gas-distributing pipe 159 techniques.
In the present embodiment, power output tube 19 comprises the vertical tube 190 and the horizontal pipe 191 that are attached at hot gas casing wall 150, and the height of horizontal pipe 191 upper limbs is higher than vent 193, and the height of lower edge is lower than vent 193.As shown in Figure 7, can on hot gas casing wall 150, offer respectively vent 193 and power output tube mounting hole 192, then, then the vertical tube 190 and the horizontal pipe 191 that cover vent 193 are installed.
And the internal diameter of vent 193, preferably below 6mm, preferably between 2-4mm.
In the present embodiment, as shown in Figure 7, the cross section of hot cylinder 15 and cold cylinder 13 is essentially rectangular, and has chamfering 152 in the joint of adjacent bi-side.And the bi-side that hot cylinder 15 is relative with cold cylinder 13 are hot cylinder 15 and the larger side of cold cylinder 13 areas.
In the present embodiment, as shown in Figure 6, cold cylinder 13 is parallel with hot cylinder 15, because the cross section of cold cylinder in the present embodiment 13 and hot cylinder 15 is all rectangle, cold cylinder 13 is parallel with hot cylinder 15 refers to side that the area of cold cylinder 13 is larger and the larger parallel sided of area of hot cylinder 15, the side that the area of cold cylinder 13 is larger and the less lateral vertical of area of hot cylinder 15.Because cold cylinder 13 is parallel with hot cylinder 15, the bottom of described cold cylinder 13 and hot cylinder 15 need be communicated with by connecting tube 20.In addition, between heater 16 and hot cylinder 15, folded acute angle is 30-60 degree, preferably 45 degree.That is to say that between the side that the bearing of trend of heater 16 and the area of hot cylinder 15 are larger, folded acute angle is 30-60 degree, preferably 45 degree.By above-mentioned layout, because two cross sections pipe that is rectangle is than having larger space between two pipes, therefore the present embodiment can further increase the space under heater 16, is more convenient for arranging the external heat source that heater 16 is heated.
Three, the 3rd embodiment's automatic vent liquid piston motor
The automatic vent liquid piston motor of the present embodiment, the place identical with first and second embodiment repeats no more, what they were different from above-mentioned two embodiments is, as Figure 8-Figure 10, in the present embodiment, power output tube 19 enters in hot cylinder 15 at the setting minimum liquid level place of hot cylinder 15, extends downwardly into 1.5-2 times of depth of hot cylinder 15 diameters in hot cylinder 15.
And a point gas element is the vent 198 that is opened in power output tube 19.The position of vent 198, in hot cylinder 15, and at the setting minimum liquid level place of hot cylinder 15.Vent 198 in the present embodiment is simpler than the first embodiment's gas-distributing pipe 159 techniques.
And the internal diameter of vent 198, preferably below 6mm, preferably between 2-4mm.
So far to be construed as be explanation of the invention to mode of execution as herein described, but not limitation of the present invention.Scope of the present invention is not to be illustrated by above specification, but is limited by the claim of patent, this invention is intended to comprise all corrections that are equal to meaning and the scope of this patent claim.
Claims (10)
1. an automatic vent liquid piston motor, comprises cold cylinder, hot cylinder, heater, regenerator, cooler and power output tube, has the liquid piston that bottom is communicated with in described cold cylinder and hot cylinder; Described heater, regenerator and cooler are connected successively, and described hot cylinder is connected with described heater, and described cold cylinder is connected with described cooler; It is characterized in that,
Described power output tube is connected in described hot cylinder, more than setting in described hot cylinder and extending upwardly under minimum liquid level and to set minimum liquid level;
On described hot gas casing wall or described power output tube, be also provided with a point gas element, described point of gas element is arranged at sets minimum liquid level place, and described point of gas element is communicated with described hot cylinder with described power output tube.
2. automatic vent liquid piston motor as claimed in claim 1, is characterized in that, described cold cylinder is parallel with described hot cylinder, and between described heater and described hot cylinder, folded acute angle is 30-60 degree.
3. automatic vent liquid piston motor as claimed in claim 1, is characterized in that, the bottom of described power output tube, to the height difference of described setting minimum liquid level, is 1.5-2 times of described hot cylinder diameter.
4. automatic vent liquid piston motor as claimed in claim 3, is characterized in that, described power output tube is S shape pipe.
5. automatic vent liquid piston motor as claimed in claim 4, is characterized in that, described point of gas element is the straight tube being connected between described hot gas casing wall and described power output tube tube wall.
6. automatic vent liquid piston motor as claimed in claim 2, is characterized in that, the internal diameter of described point of gas element is less than 6mm.
7. the automatic vent liquid piston motor as described in claim 3 or 6, it is characterized in that, described power output tube enters in described hot cylinder and to downward-extension at described setting minimum liquid level place, and described point of gas element is the vent of offering on the described power output tube in described hot cylinder.
8. automatic vent liquid piston motor as claimed in claim 6, is characterized in that, the described point of vent that gas element also covers for described power output tube for being arranged at described hot gas casing wall.
9. automatic vent liquid piston motor as claimed in claim 2, it is characterized in that, the cross section of described hot cylinder and described cold cylinder is rectangle, and the described hot cylinder bi-side relative with described cold cylinder are described hot cylinder and the larger side of described cold cylinder area.
10. the automatic vent liquid piston motor as described in claim 5 or 8 or 9, is characterized in that, between described heater and described hot cylinder, folded acute angle is 45 degree, and the internal diameter of described point of gas element is 2-4mm.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410258602.7A CN104110324B (en) | 2014-06-11 | 2014-06-11 | Automatic vent liquid piston motor |
| PCT/CN2015/081200 WO2015188757A1 (en) | 2014-06-11 | 2015-06-10 | Automatic air-discharging liquid piston engine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410258602.7A CN104110324B (en) | 2014-06-11 | 2014-06-11 | Automatic vent liquid piston motor |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104110324A true CN104110324A (en) | 2014-10-22 |
| CN104110324B CN104110324B (en) | 2016-02-17 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410258602.7A Active CN104110324B (en) | 2014-06-11 | 2014-06-11 | Automatic vent liquid piston motor |
Country Status (2)
| Country | Link |
|---|---|
| CN (1) | CN104110324B (en) |
| WO (1) | WO2015188757A1 (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2015188757A1 (en) * | 2014-06-11 | 2015-12-17 | 新疆阳光动力能源科技有限公司 | Automatic air-discharging liquid piston engine |
| CN105888877A (en) * | 2016-06-15 | 2016-08-24 | 杨永顺 | Independent sinking and floating engine |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| BE486889A (en) * | ||||
| BE457218A (en) * | ||||
| US4856280A (en) * | 1988-12-19 | 1989-08-15 | Stirling Technology, Inc. | Apparatus and method for the speed or power control of stirling type machines |
| CN103321775A (en) * | 2013-06-20 | 2013-09-25 | 博尔塔拉蒙古自治州万力源科技开发有限责任公司 | Boiler and liquid piston thermomotor thereof |
| CN103726948A (en) * | 2014-01-17 | 2014-04-16 | 博尔塔拉蒙古自治州万力源科技开发有限责任公司 | Liquid piston hot air engine |
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| US3657877A (en) * | 1971-02-01 | 1972-04-25 | Thermo Electron Corp | Tidal regenerator heat engine |
| JPH0734966A (en) * | 1993-07-20 | 1995-02-03 | Aisin New Hard Kk | Liquid type stirling engine |
| JP4411829B2 (en) * | 2002-08-26 | 2010-02-10 | 株式会社デンソー | Steam engine |
| CN202431395U (en) * | 2012-01-04 | 2012-09-12 | 程明 | Stirling-cycle engine |
| CN104110324B (en) * | 2014-06-11 | 2016-02-17 | 新疆阳光动力能源科技有限公司 | Automatic vent liquid piston motor |
-
2014
- 2014-06-11 CN CN201410258602.7A patent/CN104110324B/en active Active
-
2015
- 2015-06-10 WO PCT/CN2015/081200 patent/WO2015188757A1/en active Application Filing
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| BE486889A (en) * | ||||
| BE457218A (en) * | ||||
| US4856280A (en) * | 1988-12-19 | 1989-08-15 | Stirling Technology, Inc. | Apparatus and method for the speed or power control of stirling type machines |
| CN103321775A (en) * | 2013-06-20 | 2013-09-25 | 博尔塔拉蒙古自治州万力源科技开发有限责任公司 | Boiler and liquid piston thermomotor thereof |
| CN103726948A (en) * | 2014-01-17 | 2014-04-16 | 博尔塔拉蒙古自治州万力源科技开发有限责任公司 | Liquid piston hot air engine |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2015188757A1 (en) * | 2014-06-11 | 2015-12-17 | 新疆阳光动力能源科技有限公司 | Automatic air-discharging liquid piston engine |
| CN105888877A (en) * | 2016-06-15 | 2016-08-24 | 杨永顺 | Independent sinking and floating engine |
Also Published As
| Publication number | Publication date |
|---|---|
| WO2015188757A1 (en) | 2015-12-17 |
| CN104110324B (en) | 2016-02-17 |
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