CN112709671A - Wind-gathering double-vertical-axis wind power generation device - Google Patents

Wind-gathering double-vertical-axis wind power generation device Download PDF

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Publication number
CN112709671A
CN112709671A CN202110173166.3A CN202110173166A CN112709671A CN 112709671 A CN112709671 A CN 112709671A CN 202110173166 A CN202110173166 A CN 202110173166A CN 112709671 A CN112709671 A CN 112709671A
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Prior art keywords
blade
air duct
air
power generation
wind
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CN202110173166.3A
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Chinese (zh)
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程靖宁
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    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F03—MACHINES OR ENGINES FOR LIQUIDS; WIND, SPRING, OR WEIGHT MOTORS; PRODUCING MECHANICAL POWER OR A REACTIVE PROPULSIVE THRUST, NOT OTHERWISE PROVIDED FOR
    • F03D—WIND MOTORS
    • F03D9/00—Adaptations of wind motors for special use; Combinations of wind motors with apparatus driven thereby; Wind motors specially adapted for installation in particular locations
    • F03D9/20—Wind motors characterised by the driven apparatus
    • F03D9/25—Wind motors characterised by the driven apparatus the apparatus being an electrical generator
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F03—MACHINES OR ENGINES FOR LIQUIDS; WIND, SPRING, OR WEIGHT MOTORS; PRODUCING MECHANICAL POWER OR A REACTIVE PROPULSIVE THRUST, NOT OTHERWISE PROVIDED FOR
    • F03D—WIND MOTORS
    • F03D15/00—Transmission of mechanical power
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F03—MACHINES OR ENGINES FOR LIQUIDS; WIND, SPRING, OR WEIGHT MOTORS; PRODUCING MECHANICAL POWER OR A REACTIVE PROPULSIVE THRUST, NOT OTHERWISE PROVIDED FOR
    • F03D—WIND MOTORS
    • F03D3/00—Wind motors with rotation axis substantially perpendicular to the air flow entering the rotor 
    • F03D3/005—Wind motors with rotation axis substantially perpendicular to the air flow entering the rotor  the axis being vertical
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F03—MACHINES OR ENGINES FOR LIQUIDS; WIND, SPRING, OR WEIGHT MOTORS; PRODUCING MECHANICAL POWER OR A REACTIVE PROPULSIVE THRUST, NOT OTHERWISE PROVIDED FOR
    • F03D—WIND MOTORS
    • F03D3/00—Wind motors with rotation axis substantially perpendicular to the air flow entering the rotor 
    • F03D3/02—Wind motors with rotation axis substantially perpendicular to the air flow entering the rotor  having a plurality of rotors
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F03—MACHINES OR ENGINES FOR LIQUIDS; WIND, SPRING, OR WEIGHT MOTORS; PRODUCING MECHANICAL POWER OR A REACTIVE PROPULSIVE THRUST, NOT OTHERWISE PROVIDED FOR
    • F03D—WIND MOTORS
    • F03D3/00—Wind motors with rotation axis substantially perpendicular to the air flow entering the rotor 
    • F03D3/04—Wind motors with rotation axis substantially perpendicular to the air flow entering the rotor  having stationary wind-guiding means, e.g. with shrouds or channels
    • F03D3/0427—Wind motors with rotation axis substantially perpendicular to the air flow entering the rotor  having stationary wind-guiding means, e.g. with shrouds or channels with converging inlets, i.e. the guiding means intercepting an area greater than the effective rotor area
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F03—MACHINES OR ENGINES FOR LIQUIDS; WIND, SPRING, OR WEIGHT MOTORS; PRODUCING MECHANICAL POWER OR A REACTIVE PROPULSIVE THRUST, NOT OTHERWISE PROVIDED FOR
    • F03D—WIND MOTORS
    • F03D7/00—Controlling wind motors 
    • F03D7/06—Controlling wind motors  the wind motors having rotation axis substantially perpendicular to the air flow entering the rotor
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E10/00—Energy generation through renewable energy sources
    • Y02E10/70—Wind energy
    • Y02E10/74—Wind turbines with rotation axis perpendicular to the wind direction

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  • Engineering & Computer Science (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Sustainable Development (AREA)
  • Sustainable Energy (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Wind Motors (AREA)

Abstract

一种聚风双垂直轴风力发电装置，在进风口(1)与吸风管(5)的中间有一个风机壳(14)，风机壳(14)为长方形，长方形内部前后方向的中间为风道(2)，在风道(2)的前后都形成封闭空间(15)在风道(2)前后端都装有垂直的风机轴(3)，在叶片轴(3)上装有叶片(4)，叶片(4)的受力面与叶片轴(3)平行，前、后叶片(4)的安装方向相反，前、后叶片(4)都只有一半在风道(2)中，在风道(2)的左端有喇叭形的进风口(1)，在风道(2)的右端有吸风管(5)，叶片(4)转动通过叶片轴(3)输入到变速机构(7)中，变速机构(7)的输出轴(8)通过万能弹性联轴节与发电机(11)连接。本发明风能的利用率大幅提高，与相同体积的发电机相比，其发电功率提高十倍以上。

Figure 202110173166

A wind-gathering double-vertical-axis wind power generation device is provided with a fan casing (14) in the middle of an air inlet (1) and an air suction pipe (5), the fan casing (14) is rectangular, and the middle of the rectangle in the front-rear direction It is an air duct (2), and a closed space (15) is formed at the front and rear of the air duct (2). Vertical fan shafts (3) are installed at the front and rear ends of the air duct (2), and blades are installed on the blade shaft (3). (4), the force-bearing surface of the blade (4) is parallel to the blade shaft (3), the installation directions of the front and rear blades (4) are opposite, and only half of the front and rear blades (4) are in the air duct (2), There is a trumpet-shaped air inlet (1) at the left end of the air duct (2), and a suction pipe (5) at the right end of the air duct (2), and the rotation of the blade (4) is input to the speed change mechanism ( In 7), the output shaft (8) of the speed change mechanism (7) is connected with the generator (11) through a universal elastic coupling. The utilization rate of the wind energy of the invention is greatly improved, and the power generation is more than ten times higher than that of the generator of the same volume.

Figure 202110173166

Description

Wind-gathering double-vertical-axis wind power generation device
Technical Field
The invention relates to a wind power generation device, in particular to a wind-gathering double-vertical-axis wind power generation device.
Background
Wind energy is one of three clean energy sources (wind energy, light energy and water energy), and is rapidly developed in recent years, but the existing wind power generation device adopts open spiral blades and has the defects that:
1. the wind power has both thrust and resistance to the blades, and the utilization rate of the wind power is low.
2. In the rotating range of the blade, the wind force acting on the blade is less than 10 percent, 90 percent of wind energy is wasted, and the utilization efficiency of the wind energy is very low;
3. the power generation device has huge size, high manufacturing cost and low input-output ratio.
Disclosure of Invention
Aiming at the defects of the existing wind power generation device, the invention provides the wind-gathering double-vertical-axis wind power generation device, which adopts the air duct type vertical blades, the blades are stressed by half, the resistance part of the blades to wind power is eliminated, and the horn-shaped air inlet and the air suction pipe are used, so that the utilization rate of wind energy is greatly improved.
A wind-concentrating dual-vertical-axis wind power plant comprising: the air-conditioning system comprises an air inlet, an air duct, a blade shaft, blades, an air suction pipe, a gearbox body, a speed change mechanism, an output shaft, a connecting piece, a slewing bearing, a generator, a rack, an air inducing part, a fan shell and a closed space.
A fan shell is arranged between an air inlet and an air suction pipe, the fan shell is rectangular, an air channel is arranged in the middle of the rectangular in the front-back direction, closed spaces are formed in the front and the back of the air channel, vertical fan shafts are arranged at the front end and the back end of the air channel, the two fan shafts are parallel, blades are arranged on the blade shafts, the mounting directions of the front blade and the back blade are opposite, the back half of the front blade is arranged in the air channel, the front half of the front blade is arranged in the closed space in the front of the air channel, the front half of the back blade is arranged in the air channel, and the back half of the back blade is arranged in the closed space in the back of the air channel.
The bearing surface of the blade is parallel to the blade shaft, and most of wind power acts on the blade.
The air inlet is positioned at the left end of the air duct, the air inlet is horn-shaped, the left end is large, the right end is small, the air quantity entering the air duct is increased in multiples, and the utilization rate of wind energy is further improved.
The aspiration channel is located the right-hand member in wind channel, forms the negative pressure, further improves the utilization ratio of wind energy.
The lower part of the fan shell is connected with a gearbox body, a speed change mechanism is arranged in the gearbox body, the front blade and the rear blade rotate and are input into the speed change mechanism through a blade shaft, the speed change mechanism changes the transmission direction and improves the rotating speed, and an output shaft of the speed change mechanism is connected with a generator through a universal elastic coupling.
A connecting piece is arranged below the fan shell, the lower end of the connecting piece is connected with the inner ring of the slewing bearing, the outer ring of the slewing bearing is connected with the rack, and an air inducing part is arranged on the right side of the connecting piece.
Has the advantages that:
1. a semi-closed air channel structure is adopted, namely, one half of the blade is arranged in the air channel, so that the resistance part of the blade to wind power is eliminated, and the utilization rate of wind power is multiplied;
2. the air inlet is in a horn shape, so that the air quantity entering the air duct is multiplied, and the utilization rate of wind energy is further improved.
3. And the suction pipe is used for forming negative pressure, so that the wind speed gathered on the blades is improved, and the utilization rate of wind energy is further improved.
4. The bearing surface of the blade is parallel to the axis of the blade, and most of wind power acts on the blade.
5. The utilization rate of wind energy is greatly improved, and compared with a generator with the same volume, the power generation power is improved by more than ten times.
Drawings
Fig. 1 is a front view of the present invention.
Fig. 2 is a left side view of the present invention.
Fig. 3 is a top view of the present invention.
3 fig. 3 4 3 is 3 a 3 cross 3- 3 sectional 3 view 3 a 3- 3 a 3 of 3 fig. 3 1 3 of 3 the 3 present 3 invention 3. 3
Fig. 5 is a cross-sectional view B-B of fig. 2 according to the present invention.
Fig. 6 is a cross-sectional view taken along line C-C of fig. 1 in accordance with the present invention.
In the figure: 1. an air inlet; 2. an air duct; 3. a blade shaft; 4. a blade; 5. an air suction pipe; 6. a transmission case; 7. a speed change mechanism; 8. an output shaft; 9. a connecting member; 10. a slewing bearing; 11. a generator; 12. a frame; 13. an air-inducing component; 14. a fan housing; 15. and (4) closing the space.
Detailed Description
The invention is described in further detail below with reference to the figures and specific examples.
A wind-concentrating dual-vertical-axis wind power plant comprising: the air-conditioning system comprises an air inlet 1, an air duct 2, a blade shaft 3, blades 4, an air suction pipe 5, a gearbox body 6, a speed change mechanism 7, an output shaft 8, a connecting piece 9, a slewing bearing 10, a generator 11, a frame 12, an air inducing part 13, a fan shell 14 and a closed space 15.
A fan shell 14 is arranged between an air inlet 1 and an air suction pipe 5, the fan shell 14 is rectangular, an air duct 2 is arranged in the middle of the rectangular in the front-back direction, a closed space 15 is formed in the front and back of the air duct 2, vertical fan shafts 3 are arranged at the front end and the back end of the air duct 2, the two fan shafts 3 are parallel, blades 4 are arranged on the blade shafts 3, the mounting directions of the front blade 4 and the back blade 4 are opposite, the back half of the front blade 4 is arranged in the air duct 2, the front half of the front blade 4 is arranged in the closed space 15 in the front of the air duct 2, the front half of the back blade 4 is arranged in the air duct 2, the back half of the back blade 4 is arranged in the closed space 15 in the back of the air duct 2, when wind enters the air duct 2 from the air inlet 1, only half of the blades 4 in the air duct 2 can be blown.
The bearing surface of the blade 4 is parallel to the blade shaft 3, and most of wind power acts on the blade 4.
The air inlet 1 is positioned at the left end of the air duct 2, the air inlet 1 is horn-shaped, the left end is large, and the right end is small, so that the air quantity entering the air duct 2 is increased in multiples, and the utilization rate of wind energy is further improved.
The aspiration channel 5 is arranged at the right end of the air duct 2 to form negative pressure, so that the utilization rate of wind energy is further improved.
The lower part of the fan shell 14 is connected with a gearbox body 6, a speed change mechanism 7 is arranged in the gearbox body 6, the rotation of the front blade 4 and the rear blade 4 is input into the speed change mechanism 7 through a blade shaft 3, the speed change mechanism 7 changes the transmission direction and increases the rotating speed, and an output shaft 8 of the speed change mechanism 7 is connected with a generator 11 through a universal elastic coupling.
A connecting piece 9 is arranged below a fan shell 14, the lower end of the connecting piece 9 is connected with the inner ring of a slewing bearing 10, the outer ring of the slewing bearing 10 is connected with a frame 12, and an air inducing part 13 is arranged on the right side of the connecting piece 9.
The generator 11 is mounted on a frame 12.

Claims (4)

1.一种聚风双垂直轴风力发电装置，包括：进风口(1)、风道(2)、叶片轴(3)、叶片(4)、吸风管(5)、变速箱体(6)、变速机构(7)、输出轴(8)、连接件(9)、回转支承(10)、发电机(11)、机架(12)、引风部件(13)、风机壳(14)和封闭空间(15)，其特征在于：在进风口(1)与吸风管(5)的中间有一个风机壳(14)，风机壳(14)为长方形，长方形内部前后方向的中间为风道(2)，在风道(2)的前后都形成封闭空间(15)，在风道(2)前后端都装有垂直的风机轴(3)，两个风机轴(3)平行，在叶片轴(3)上装有叶片(4)，前、后叶片(4)的安装方向相反，前面叶片(4)的后面一半在风道(2)中，前面叶片(4)的前面一半在风道(2)前面的封闭空间(15)中，后面叶片(4)的前面一半在风道(2)中，后面叶片(4)的后面一半在风道(2)后面的封闭空间(15)中，叶片(4)的受力面与叶片轴(3)平行。1. A wind-gathering double-vertical-axis wind power generation device, comprising: an air inlet (1), an air duct (2), a blade shaft (3), a blade (4), a suction pipe (5), a gearbox body (6) ), speed change mechanism (7), output shaft (8), connecting piece (9), slewing bearing (10), generator (11), frame (12), draft element (13), fan casing (14) ) and the closed space (15), characterized in that: there is a fan casing (14) in the middle of the air inlet (1) and the air suction pipe (5), the fan casing (14) is a rectangle, and the inside of the rectangle is in the front and rear directions. There is an air duct (2) in the middle, a closed space (15) is formed at the front and rear of the air duct (2), a vertical fan shaft (3) is installed at the front and rear ends of the air duct (2), two fan shafts (3) Parallel, the blade (4) is installed on the blade shaft (3), the installation directions of the front and rear blades (4) are opposite, the rear half of the front blade (4) is in the air duct (2), and the front of the front blade (4) Half is in the closed space (15) in front of the air duct (2), the front half of the rear blade (4) is in the air duct (2), and the rear half of the rear blade (4) is in the closed space behind the air duct (2) In (15), the force-bearing surface of the blade (4) is parallel to the blade axis (3). 2.如权利要求1所述的一种聚风双垂直轴风力发电装置，其特征在于：进风口(1)位于风道(2)的左端，进风口(1)为喇叭形，左端大，右端小，吸风管(5)位于风道(2)的右端。2. a kind of wind gathering double vertical axis wind power generation device as claimed in claim 1 is characterized in that: the air inlet (1) is located at the left end of the air duct (2), and the air inlet (1) is trumpet-shaped, and the left end is large, The right end is small, and the suction pipe (5) is located at the right end of the air duct (2). 3.如权利要求1所述的一种聚风双垂直轴风力发电装置，其特征在于：在风机壳(14)的下部连接有变速箱体(6)，在变速箱体(6)中装有变速机构(7)，前后两个叶片(4)转动通过叶片轴(3)输入到变速机构(7)中，变速机构(7)的输出轴(8)通过万能弹性联轴节与发电机(11)连接。3. A kind of wind gathering double vertical axis wind power generation device as claimed in claim 1 is characterized in that: the lower part of the fan casing (14) is connected with a gearbox body (6), and in the gearbox body (6) Equipped with a speed change mechanism (7), the rotation of the front and rear blades (4) is input to the speed change mechanism (7) through the blade shaft (3), and the output shaft (8) of the speed change mechanism (7) is connected to the power generation through the universal elastic coupling. machine (11) is connected. 4.如权利要求1所述的一种聚风双垂直轴风力发电装置，其特征在于：在风机壳(14)的下方装有连接件(9)，连接件(9)的下端与回转支承(10)的内圈连接，回转支承(10)的外圈与机架(12)连接，在连接件(9)右侧装有引风部件(13)。4. A kind of wind gathering double vertical axis wind power generation device as claimed in claim 1, it is characterized in that: a connecting piece (9) is installed below the fan casing (14), and the lower end of the connecting piece (9) is connected to the rotary The inner ring of the support (10) is connected, the outer ring of the slewing bearing (10) is connected with the frame (12), and an air induction part (13) is installed on the right side of the connecting piece (9).
CN202110173166.3A 2021-02-06 2021-02-06 Wind-gathering double-vertical-axis wind power generation device Withdrawn CN112709671A (en)

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Application Number Priority Date Filing Date Title
CN202110173166.3A CN112709671A (en) 2021-02-06 2021-02-06 Wind-gathering double-vertical-axis wind power generation device

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Application Number Priority Date Filing Date Title
CN202110173166.3A CN112709671A (en) 2021-02-06 2021-02-06 Wind-gathering double-vertical-axis wind power generation device

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN117189487A (en) * 2023-04-04 2023-12-08 李哈宝 A kind of wind gathering type vertical axis wind power generation equipment

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102128140A (en) * 2011-04-26 2011-07-20 梁道广 Wind collecting double-click type wind wheel vertical shaft wind power generator
KR20150097351A (en) * 2014-02-18 2015-08-26 가톨릭관동대학교산학협력단 Vertical axis wind turbine
WO2019151847A2 (en) * 2018-02-01 2019-08-08 FIERROS FARELL, Luis Javier Wind-based electrical power generation system
CN214660628U (en) * 2021-02-06 2021-11-09 程靖宁 Wind-gathering double-vertical-axis wind power generation device

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102128140A (en) * 2011-04-26 2011-07-20 梁道广 Wind collecting double-click type wind wheel vertical shaft wind power generator
KR20150097351A (en) * 2014-02-18 2015-08-26 가톨릭관동대학교산학협력단 Vertical axis wind turbine
WO2019151847A2 (en) * 2018-02-01 2019-08-08 FIERROS FARELL, Luis Javier Wind-based electrical power generation system
CN214660628U (en) * 2021-02-06 2021-11-09 程靖宁 Wind-gathering double-vertical-axis wind power generation device

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN117189487A (en) * 2023-04-04 2023-12-08 李哈宝 A kind of wind gathering type vertical axis wind power generation equipment

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Application publication date: 20210427