CN206205997U - Continuous rotation pinking naval vessel - Google Patents

Abstract

The utility model provides a continuously rotating detonation ship, which comprises a power device and a ship main body. The power device includes a casing, a center body, a rotating detonation combustion chamber, an oil circuit assembly, an igniter and a driving mechanism. The housing has air inlets and exhaust ports. The central body has a middle through hole penetrating the central body along the axial direction of the central body. The rotary detonation combustion chamber is sheathed on the central body, and the air inlet of the casing communicates with the rotary detonation combustion chamber. The oil circuit assembly is connected to the rotating detonation combustion chamber in a controlled manner. The igniter is fixedly arranged in the rotary detonation combustion chamber, and ignites the gas formed by the fuel and air entering the rotary detonation combustion chamber, and then the gas rotates and detonates combustion. The drive mechanism includes air compressor components, power turbine and drive shaft. The power turbine is driven by the combustion gases of the rotating detonation to perform work on the main body of the ship. Based on the rotary detonation technology, it has high combustion efficiency, good stability and reliability, saves fuel and prolongs the service life.

Description

continuous rotation detonation ship

technical field

The utility model relates to the technical field of power, in particular to a continuously rotating detonation ship.

Background technique

At present, gas turbine has become the engine of choice for large and medium-sized ships due to many advantages such as high efficiency, high power, reliability and high degree of automation control. Advanced aviation technology has been further applied in ship gas turbines. However, with the improvement of the strategic position of the sea, the requirements for flexibility, load capacity and stability of military ships are getting higher and higher, and the demands of civilian ships for high tonnage and high speed are also increasing, which requires higher power engine to drive. At the same time, with the reduction of global energy reserves, the cost of fuel is getting higher and higher, and reducing fuel consumption has become a key breakthrough in ship technology. Therefore, gas turbines are developing toward higher efficiency and higher power.

Utility model content

In view of the problems existing in the background technology, the purpose of this utility model is to provide a continuously rotating detonation ship, the power plant of which has high combustion efficiency, good stability and reliability, saves fuel and prolongs the service life.

In order to achieve the above object, the utility model provides a continuously rotating detonation ship, which includes a power device and a ship main body. The power plant provides power for the main body of the ship, including the outer shell, center body, rotating detonation combustion chamber, oil circuit assembly, igniter and drive mechanism.

The casing has: an air inlet, arranged at the front end of the casing, in a ring shape, connected to the external atmosphere; and an air outlet, arranged at the rear end of the casing. The central body is columnar, fixedly arranged in the middle of the shell, and has a central through hole passing through the central body along the axial direction of the central body. The rotary detonation combustion chamber is sleeved on the central body and fixedly connected to the casing, and the air inlet of the casing is communicated with the rotary detonation combustion chamber to supply air to the rotary detonation combustion chamber. The oil circuit assembly is controlled and communicated with the rotary detonation combustion chamber to supply fuel to the rotary detonation combustion chamber. The igniter is fixedly arranged in the rotary detonation combustion chamber, and is used for igniting the gas formed by the fuel and air entering the rotary detonation combustion chamber, so that the gas rotates and detonates combustion. The driving mechanism includes: an air compressor component, which is pierced through the middle through hole of the central body, and is used to compress the air entering the casing; a power turbine, driven by the gas after rotary detonation combustion; and a drive shaft, one end of which is connected to the The power turbine, while the other end is connected to the main body of the ship, so that the power turbine can perform work on the main body of the ship.

The beneficial effects of the utility model are as follows:

In the continuously rotating detonation ship according to the utility model, the power plant uses continuously flowing gas as the working medium, and sends the external atmosphere and fuel into the rotating detonation combustion chamber to mix and rotate detonation combustion to generate high temperature and high pressure Gas, and then use the high-temperature and high-pressure gas to expand the compressor components of the drive mechanism and the power turbine to do work. At this time, a part of the thermal energy of the gas is converted into the mechanical energy of the power turbine to make the power turbine rotate. Since the power turbine is connected to the main body of the ship through the transmission shaft, the power turbine can perform work on the main body of the ship. The continuous rotary detonation ship of the utility model is based on the rotary detonation technology, and compared with the traditional slow combustion combustion, it has higher combustion efficiency and saves fuel. In addition, the rotating detonation combustion is more stable, which improves the stability and reliability of the power unit and prolongs the service life.

Description of drawings

Fig. 1 is a schematic diagram of the overall structure of a continuously rotating detonation ship according to the utility model;

Fig. 2 is a schematic structural view of the air compressor assembly in Fig. 1;

Fig. 3 is a schematic structural view of the power turbine in Fig. 1;

Fig. 4 is a perspective view of the overall structure of the inner annular splitter plate and the outer annular splitter plate in Fig. 1;

Fig. 5 is a deformation diagram of Fig. 4;

Fig. 6 is a sectional view cut along line A-A in Fig. 1;

Fig. 7 is a cross-sectional view cut along line B-B in Fig. 1 .

Wherein, the reference signs are explained as follows:

1 power unit 1611 compressor

11 shell 1612 high pressure turbine

111 air inlet 1613 rotating shaft

112 exhaust port 162 power turbine

12 center body 163 transmission shaft

121 Middle through hole 17 Inner annular splitter plate

122 outer wall surface 171 opening

13 Rotating detonation combustion chamber 18 Outer annular splitter plate

131 air inlet 181 opening

132 inner wall 19 mixing chamber

133 outer wall C1 first bearing

134 Air outlet T1 first air flow channel

135 annular combustion chamber T2 second air flow channel

14 Oil circuit assembly F1 first adjustable guide

141 Oil supply pipeline F2 second adjustable guide

142 fuel pipe P exhaust pipe

143 nozzle G boiler

15 igniter 2 ship body

16 Driving mechanism 3 Reducer

161 compressed air components

detailed description

The continuous rotating detonation ship according to the present invention will be described in detail below with reference to the accompanying drawings.

Referring to Fig. 1 to Fig. 7, according to the utility model, the continuously rotating detonation ship includes a power plant 1 and a ship main body 2 (here mainly refers to the propeller of the ship). The power device 1 provides power for the main body 2 of the ship, and includes a casing 11 , a central body 12 , a rotary detonation combustion chamber 13 , an oil circuit assembly 14 , an igniter 15 and a driving mechanism 16 .

The casing 11 has: an air inlet 111 , which is arranged at the front end of the casing 11 , has a ring shape, and communicates with the outside atmosphere; and an air outlet 112 , which is arranged at the rear end of the casing 11 . The central body 12 is columnar, fixedly disposed in the middle of the housing 11 , and has a central through hole 121 passing through the central body 12 along the axial direction of the central body 12 . The rotary detonation combustor 13 is sheathed on the central body 12 and fixedly connected to the casing 11 , and the air inlet 111 of the casing 11 communicates with the rotary detonation combustor 13 to supply air to the rotary detonation combustor 13 . The oil circuit assembly 14 is controlled to communicate with the rotary detonation combustion chamber 13 to provide fuel to the rotary detonation combustion chamber 13 . The igniter 15 is fixedly arranged in the rotary detonation combustion chamber 13 for igniting the gas formed by the fuel and air entering the rotary detonation combustion chamber 13, and then the gas rotary detonation combustion. The driving mechanism 16 includes: an air compressor component 161, which is pierced through the middle through hole 121 of the central body 12, and is used to compress the air entering the casing 11; a power turbine 162, which is driven to rotate by the gas after the rotary detonation combustion; and One end of the drive shaft 163 is connected to the power turbine 162 , and the other end is connected to the main body 2 of the ship, so that the power turbine 162 can perform work on the main body 2 of the ship.

In the continuously rotating detonation ship according to the utility model, the power plant 1 uses continuously flowing gas as the working medium, and sends the external atmosphere and fuel into the rotating detonation combustion chamber 13 to mix and rotate detonation combustion to generate high temperature The high-pressure gas then uses the high-temperature and high-pressure gas to expand the compressor assembly 161 and the power turbine 162 of the driving mechanism 16 to perform work. At this time, a part of the thermal energy of the high-temperature and high-pressure gas is converted into mechanical energy of the power turbine 162 to make the power turbine 162 rotate. Since the power turbine 162 is connected to the ship main body 2 via the transmission shaft 163 , the power turbine 162 can perform work on the ship main body 2 . The continuous rotary detonation ship of the utility model is based on the rotary detonation technology, and compared with the traditional slow combustion combustion, it has higher combustion efficiency and saves fuel. In addition, the rotating detonation combustion is more stable, which improves the stability and reliability of the power unit 1 and prolongs the service life.

In the continuously rotating detonation ship according to the present utility model, referring to FIG. 1 , the continuously rotating detonation ship may further include: a speed reducer 3 arranged on the transmission shaft 163 between the power turbine 162 and the ship main body 2, The power turbine 162 is connected to the ship body 2 via the speed reducer 3 so that the ship body 2 moves under the drive of the power turbine 162 .

In the continuously rotating detonation ship according to the present utility model, referring to FIG. 1 , the compressor assembly 161 may include: a compressor 1611 arranged upstream of the rotating detonation combustion chamber 13; a high-pressure turbine 1612 arranged at the rotating detonation combustion chamber 13; Downstream of the chamber 13 ; and a rotating shaft 1613 passing through the middle through hole 121 of the central body 12 for connecting the compressor 1611 and the high-pressure turbine 1612 . Wherein, the high-temperature and high-pressure gas discharged from the rotary detonation combustion chamber 13 expands and works on the high-pressure turbine 1612 , and the high-pressure turbine 1612 rotates and drives the compressor 1611 to work through the rotating shaft 1613 to compress the air entering the casing 11 .

In the continuously rotating detonation vessel according to the present invention, referring to FIG. 1 , the first rotating shaft 1613 can be connected to the central body 12 through the first bearing C1.

In the continuously rotating detonation ship according to the present utility model, referring to FIG. 1, the rotating detonation combustion chamber 13 may have: an air inlet 131; an inner wall 132, and a first air flow is formed between the outer wall surface 122 of the central body 12 Channel T1; the outer wall 133, together with the inner wall 132, forms the annular combustion chamber 135 of the rotating detonation combustion chamber 13, the air inlet 111 of the casing 11 communicates with the annular combustion chamber 135 through the air inlet 131 to supply air to the annular combustion chamber 135, Moreover, a second gas flow channel T2 is formed between the outer wall 133 and the casing 11 ; and a gas outlet 134 is used for exhausting the gas after the rotary detonation combustion out of the rotary detonation combustion chamber 13 . Wherein, the air flowing through the first air flow channel T1 and the second air flow channel T2 is mainly used for cooling the rotating detonation combustion chamber 13 .

It is supplemented here that, compared with the combustion chamber of the traditional power plant, the size of the rotary detonation combustion chamber 13 in the continuous rotary detonation ship of the present invention is relatively small, thereby reducing the overall size of the power plant 1 size.

According to the continuously rotating detonation ship of the present utility model, in one embodiment, with reference to Fig. 1, the front portion of the rotating detonation combustion chamber 13 can be an irregularly deformed cavity with a narrow center and large ends (for changing The pressure of the air entering through port 131), and the tail part (referring to the annular combustion chamber 135 part) can be a regular cylindrical cavity (for rotary detonation combustion). Here, since the tail portion of the rotary detonation combustion chamber 13 is of equal cross-section, the combustion process in the annular combustion chamber 135 changes from general isobaric combustion to approximately constant volume combustion, which significantly improves the combustion efficiency and the combustion speed. Can provide greater power for the ship main body 2.

According to the continuously rotating detonation ship of the present utility model, in one embodiment, referring to Fig. 1, the power device 1 may further include: an inner annular splitter plate 17, which is arranged at the entrance of the first air flow channel T1, and is used to adjust the flow into the first air flow channel T1. Air flow in an airflow channel T1.

In one embodiment, referring to FIG. 5 and FIG. 6 , the inner annular splitter plate 17 may be a single-layer plate, and the single-layer plate is provided with openings 171 to allow air to enter the first airflow channel T1 .

In one embodiment, referring to FIG. 4 and FIG. 6 , the inner annular splitter plate 17 may be a double-layer plate, and each layer plate is provided with openings 171 to allow air to enter the first airflow channel T1 . Wherein, one of the double-layer plates is fixedly connected to the central body 12 and the inner wall 132 of the rotary detonation combustion chamber 13 , while the other plate can rotate to adjust the air flow into the first airflow channel T1 . Here, the inner annular splitter plate 17 changes the size of the opening 171 based on the dislocation between the two layers of the double-layer plate, thereby realizing the adjustment of the air flow.

According to the continuously rotating detonation ship of the present utility model, in one embodiment, referring to FIG. 1 , the power device 1 may further include: an outer annular splitter plate 18, which is arranged at the entrance of the second air flow channel T2, and is used to adjust the flow into the second air flow channel T2. The air flow in the two airflow channels T2.

In one embodiment, referring to FIG. 5 and FIG. 6 , the outer annular splitter plate 18 may be a single-layer plate, and an opening 181 is formed through the single-layer plate to allow air to enter the second airflow channel T2.

In one embodiment, referring to FIG. 4 and FIG. 6 , the outer annular splitter plate 18 may be a double-layer plate, and openings 181 are provided through each layer plate to allow air to enter the second airflow channel T2 . Wherein, one of the double-layer plates is fixedly connected to the casing 11 and the outer wall 133 of the rotary detonation combustion chamber 13 , while the other plate can rotate to adjust the air flow into the second airflow channel T2 . Here, the outer annular splitter plate 18 changes the size of the opening 181 based on the misalignment between the two layers of the double-layer plate, thereby realizing the adjustment of the air flow.

In the continuously rotating detonation ship according to the present utility model, referring to Fig. 1 and Fig. 7, the oil circuit assembly 14 may include: an oil supply pipeline 141; a fuel pipe 142, which is arranged on the outer wall 133 of the rotating detonation combustion chamber 13, The annular combustion chamber 135 that communicates with the oil supply pipeline 141 and the rotary detonation combustion chamber 13; Fuel in the pipe 142 enters the rotary detonation combustion chamber 13 through the nozzle 143 .

In the continuously rotating detonation ship according to the present utility model, referring to FIG. 1 , the power device 1 may further include: a mixing chamber 19 communicating with the first airflow passage T1, the second airflow passage T2 and the rotating detonation combustion chamber 13. The air outlet 134 is used to mix the cooled air with the rotating detonation combustion gas.

According to the continuously rotating detonation ship of the present utility model, in one embodiment, referring to FIG. 1 , the power device 1 may further include: a first adjustable guide F1 fixedly arranged at the air inlet 111 of the shell 11; and a second Two adjustable guides F2 are fixedly arranged at the entrance of the power turbine 162 . The first adjustable guide F1 is used to adjust the flow direction of the air entering the casing 11 , and the second adjustable guide F2 is used to adjust the flow direction of the high-temperature and high-pressure gas entering the power turbine 162 to control the speed of the power turbine 162 and direction of rotation (eg in the case of braking).

In the continuously rotating detonation ship according to the present utility model, referring to FIG. 1 , the continuous rotating detonation ship may also include: an exhaust pipe P, which is arranged at the exhaust port 112 at the tail of the shell 11 to discharge the power plant 1 Exhaust is drawn out. Since the continuously rotating detonation ship of the utility model adopts the detonation combustion technology, the combustion is relatively sufficient, and the content of air pollutants such as nitrogen oxides in the generated tail gas is obviously reduced, thereby reducing the pollution to the environment.

In the continuously rotating detonation ship according to the present utility model, with reference to Fig. 1, the continuous rotating detonation ship may also include: a boiler G, which is communicated with the exhaust pipe P so that the exhaust gas in the exhaust pipe P is discharged to the boiler G Heating to realize the reuse of waste heat, thus saving energy. For example, the steam generated in the boiler G can be used to generate electricity or heat for the continuous rotating detonation ship.

Claims (10)

1. one kind continuously rotates pinking naval vessel, including：

Naval vessel main body (2)；

Power set (1), are that naval vessel main body (2) provides power；

Characterized in that, power set (1) include：

Shell (11), has：

Air intake (111), is arranged at the front end of shell (11), in a ring, connects outside atmosphere；And

Exhaust outlet (112), is arranged at the rear end of shell (11)；

Centerbody (12), is in the form of a column, and is fixedly installed on the middle part of shell (11), and with along in the axially penetrating through of centerbody (12) The intermediate throughholes (121) of heart body (12)；

Rotation detonation combustor (13), be sheathed on centerbody (12) and be fixedly connected on shell (11), and shell (11) air Entrance (111) is communicated in rotation detonation combustor (13), with air-supplied to rotation detonation combustor (13)；

Oil circuit component (14), it is controlled to be communicated in rotation detonation combustor (13), provide fuel with to rotation detonation combustor (13)；

Igniter (15), is fixedly installed on rotation detonation combustor (13), for entering in rotation detonation combustor (13) Fuel and air formed combustion gas lighted a fire, and then combustion gas rotation detonating combustion；And

Drive mechanism (16), including：

Calm the anger with component (161), be arranged in the intermediate throughholes (121) of centerbody (12), enter in shell (11) for compressing Air；

Power turbine (162), the rotary motion under the gas-powered after rotating detonating combustion；And

Power transmission shaft (163), one end is connected to power turbine (162), and the other end is connected to naval vessel main body (2), so that naval vessel master Body (2) is moved under the driving of power turbine (162).

2. continuous rotation pinking naval vessel according to claim 1, it is characterised in that continuous rotation pinking naval vessel also includes： Decelerator (3), is arranged on the power transmission shaft (163) between power turbine (162) and naval vessel main body (2), power turbine (162) warp Naval vessel main body (2) is connected to by decelerator (3) so that naval vessel main body (2) is moved under the driving of power turbine (162).

3. continuous rotation pinking naval vessel according to claim 1, it is characterised in that calm the anger is included with component (161)：

Compressor (1611), is arranged at the upstream of rotation detonation combustor (13)；

High-pressure turbine (1612), is arranged at the downstream of rotation detonation combustor (13)；And

Rotating shaft (1613), wears the intermediate throughholes (121) of centerbody (12), for connecting compressor (1611) and high-pressure turbine (1612)。

4. continuous rotation pinking naval vessel according to claim 1, it is characterised in that rotation detonation combustor (13) has：

Air inlet (131)；

The first gas channel (T1) is formed between inwall (132), and the outside wall surface (122) of centerbody (12)；

Outer wall (133), forms the annular firing chamber (135) of rotation detonation combustor (13), shell (11) together with inwall (132) Air intake (111) to be communicated in annular firing chamber (135) via air inlet (131) empty to feed to annular firing chamber (135) The second gas channel (T2) is formed between gas, and outer wall (133) and shell (11)；And

Gas outlet (134), for gas discharge rotation detonation combustor (13) after rotation detonating combustion.

5. continuous rotation pinking naval vessel according to claim 4, it is characterised in that power set (1) also include：

Interior annular flow distribution plate (17), is arranged at the first gas channel (T1) porch, and the first gas channel is entered for adjusting (T1) air mass flow in.

6. continuous rotation pinking naval vessel according to claim 5, it is characterised in that

Interior annular flow distribution plate (17) is doubling plate, and perforate (171) is provided through on each laminate to admit air into first Gas channel (T1)；

Wherein, the wherein laminate in doubling plate is fixedly connected on the inwall of centerbody (12) and rotation detonation combustor (13) (132), another laminate can rotary motion with adjust into the first gas channel (T1) air mass flow.

7. continuous rotation pinking naval vessel according to claim 4, it is characterised in that power set (1) also include：

Exterior annular flow distribution plate (18), is arranged at the second gas channel (T2) porch, and the second gas channel is entered for adjusting (T2) air mass flow in.

8. continuous rotation pinking naval vessel according to claim 7, it is characterised in that

Exterior annular flow distribution plate (18) is doubling plate, and opening (181) is provided through on each laminate to admit air into second Gas channel (T2)；

Wherein, the wherein laminate in doubling plate is fixedly connected on the outer wall of shell (11) and rotation detonation combustor (13) (133), another laminate can rotary motion with adjust into the second gas channel (T2) air mass flow.

9. continuous rotation pinking naval vessel according to claim 4, it is characterised in that oil circuit component (14) includes：

Oil feed line (141)；

Cartridge (142), is arranged at the outer wall (133) of rotation detonation combustor (13), is communicated in oil feed line (141) and rotation The annular firing chamber (135) of detonation combustor (13)；And

Multiple nozzles (143), be disposed through rotate detonation combustor (13) outer wall (133) it is corresponding with cartridge (142) Position so that fuel in cartridge (142) enters rotation detonation combustor (13) via nozzle (143).

10. continuous rotation pinking naval vessel according to claim 1, it is characterised in that power set (1) also include：

First adjustable guider (F1), is fixedly installed on air intake (111) place of shell (11)；And the second adjustable guider (F2), it is fixedly installed on the porch of power turbine (162).