CN104179235A - Discharging method and discharging structure for industrial waste heat waste water based on open water body - Google Patents
Discharging method and discharging structure for industrial waste heat waste water based on open water body Download PDFInfo
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- CN104179235A CN104179235A CN201310189323.5A CN201310189323A CN104179235A CN 104179235 A CN104179235 A CN 104179235A CN 201310189323 A CN201310189323 A CN 201310189323A CN 104179235 A CN104179235 A CN 104179235A
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Abstract
The invention discloses a discharging method and a discharging structure for industrial waste heat waste water based on an open water body. According to the discharging method, a mode of performing multipoint acute discharge by open drainage channels and additionally arranging baffle plates in the open drainage channels is adopted, and concentrated discharge is changed into dispersed discharge; meanwhile, by using the structural characteristics of the drainage channels, the temperature of the discharged waste heat waste water in each open drainage channel is fully reduced, the temperature difference between the temperature of the discharged water and an open receiving water body is reduced, and thermal pollution to the open receiving water body caused by the waste heat waste water is reduced; meanwhile, the flow speed of an outlet of each open drainage channel and an included angle between the outlet and the open receiving water body are controlled, so that the mixing time of the waste heat waste water and the open receiving water body is shortened, and the adverse influence of the waste heat waste water on a water environment of the open receiving water body is controlled. The discharging method and the discharging structure disclosed by the invention have the advantages of simple structure, convenience for design and construction, flexible arrangement form and wide application range.
Description
Technical field
the present invention relates to a kind of industrial exhaust heat discharge of wastewater method and structure based on open water body, belong to drainage works and environmental protection technical field.
Background technology
used heat due to from mankind's activity to environmental emission surpasses environment capacity, and the phenomenon that causes local ecosystem's system to wreck is called as heat pollution.The heat pollution of broad sense comprises greenhouse effect, heat island effect and heat pollution of water; The heat pollution of narrow sense only refers to heat pollution of water, is to point to the water body environment destruction that water body discharge used heat causes.Abnormal climate change and human factor are the two large main causes that Generalized Heat pollutes, and heat pollution of water is substantially all that human factor causes.As far back as 20 century 70s, foreign scholar just begins one's study hot water emission to water area water-quality, states of matter and ecological impact, thinks and because of the discharge of hot water, causes the change of open receiving water body characteristic, and environment is become from smoke into smother.In history, all once there is the heat pollution event of water body in Britain Times river, the European Rhine, and wherein Rhenish pollution is the most serious.Flow through 5 industrial occupancys of European 9 states, the Rhine, once became " sewage ditch in Europe ", and the 1950's, dog salmon started death, and 1971 domestic in Germany, and the section fish that reach 200 km disappear completely, and dissolved oxygen content is almost nil.There is fish kill event in the Wang Yu river of Wangjiang, Jiangsu in 1978 booth near power station, causes the attention of the parties concerned.Domestic scholars starts to pay close attention to the heat pollution problem of open water body then, but does not form corresponding standard and technical measures.
Summary of the invention
the object of the invention is to, a kind of industrial exhaust heat discharge of wastewater method and structure based on open water body is provided.By the special arrangement mode of discharge conduit, to reach, control the dysgenic object of industrial exhaust heat waste water to open receiving water body water environment.
technical scheme of the present invention:
industrial exhaust heat discharge of wastewater method based on open water body, the method adopts open type discharge conduit, to adapt to the SEA LEVEL VARIATION of open receiving water body, guarantee the surface stream discharge of residual heat waste water, make to discharge residual heat waste water and fully contact with open receiving water body with air, to reduce the harmful effect of industrial exhaust heat waste water to open receiving water body.
in aforementioned discharge method, described discharge conduit quantity is greater than two, and the multiple spot that adopts spacing A to be not less than 10 meters discharges to reduce the heat pollution that the temperature additive effect of residual heat waste water discharge causes open receiving water body.
in aforementioned discharge method, deflection plate is set in described discharge conduit and controls delivery port flow velocity in 1 m/s left and right, to extend residual heat waste water flow process in discharge conduit, and form partial water flow disturbance, give full play to the heat sinking function of discharge conduit self, reduce discharge conduit leaving water temperature.
in aforementioned discharge method, described discharge conduit outlet acutangulates layout with the water (flow) direction of open receiving water body, to guarantee that residual heat waste water flows out stream along the water of open receiving water body, so that residual heat waste water mixes with open receiving water body rapidly, control the harmful effect of residual heat waste water to open receiving water body water environment.
the discharge structure forming according to aforementioned discharge method, comprises one group of discharge conduit being connected with open receiving water body; Discharge conduit is the open type discharge conduit of uncovered; Discharge conduit comprise at the bottom of canal and be located at canal at the bottom of the canal wall of both sides.
in aforementioned discharge structure, comprise rubble or broken brick hardcore at the bottom of described canal, rubble or broken brick hardcore top are provided with reinforced concrete floor; Canal wall is brickwork, and brickwork inner surface is provided with concrete and smears layer.
in aforementioned discharge structure, described open receiving water body and one group of spacing A are not less than the discharge conduit of 10 meters and are connected.
in aforementioned discharge structure, in described discharge conduit, be provided with one group of deflection plate that intermeshes and be arranged symmetrically with; Deflection plate is brickwork or concrete slab.
in aforementioned discharge structure, the angle α between described discharge conduit outlet and open receiving water body is 30～45 °.
compared with prior art, the mode that the present invention adopts the discharge of open type discharge conduit multiple spot acute angle and set up deflection plate in open type discharge conduit, become and concentrate discharge into disperseing discharge, by drainage channel structure feature, make to discharge residual heat waste water temperature in open type discharge conduit is fully distributed simultaneously, dwindle the temperature difference between temperature at discharging condensate and open receiving water body, reduce the heat pollution that residual heat waste water causes open receiving water body.Control the flow velocity of open type discharge conduit outlet and the angle between outlet and open receiving water body simultaneously and accelerate residual heat waste water and open receiving water body incorporation time, control the harmful effect of residual heat waste water to open receiving water body water environment.The present invention is simple in structure, and design and construction are convenient, and arrangement form is flexible, applied widely.
Accompanying drawing explanation
fig. 1 is structural representation of the present invention;
fig. 2 is the structural representation of open type discharge conduit.
the open receiving water body of being labeled as in accompanying drawing: 1-, 2-discharge conduit, 3-deflection plate, 4-canal wall, 5-rubble or broken brick hardcore, 6-reinforced concrete floor.
The specific embodiment
below in conjunction with accompanying drawing, the present invention is described in further detail, but not as any limitation of the invention.
industrial exhaust heat discharge of wastewater method based on open water body, as shown in Figure 1, the method adopts open type discharge conduit, and to adapt to the SEA LEVEL VARIATION of open receiving water body, open receiving water body is rivers or other current water.Guarantee the surface stream discharge of residual heat waste water, make to discharge residual heat waste water and fully contact with open receiving water body with air, to reduce the harmful effect of industrial exhaust heat waste water to open receiving water body.Described discharge conduit quantity is greater than two, and the multiple spot that adopts spacing A to be not less than 10 meters discharges to reduce the heat pollution that the temperature additive effect of residual heat waste water discharge causes open receiving water body.Deflection plate is set in described discharge conduit and controls delivery port flow velocity in 1 m/s left and right, to extend residual heat waste water flow process in discharge conduit, and form partial water flow disturbance, give full play to the heat sinking function of discharge conduit self, reduce discharge conduit leaving water temperature.Described discharge conduit outlet acutangulates layout with the water (flow) direction of open receiving water body, to guarantee that residual heat waste water flows out stream along the water of open receiving water body, so that residual heat waste water mixes with open receiving water body rapidly, control the harmful effect of residual heat waste water to open receiving water body water environment.
the discharge structure forming according to aforesaid method, as shown in Figure 2, comprises one group of discharge conduit 2 being connected with open receiving water body 1; The open type discharge conduit that discharge conduit 2 is uncovered; Discharge conduit 2 comprise at the bottom of canal and be located at canal at the bottom of the canal wall 4 of both sides.At the bottom of described canal, comprise rubble or broken brick hardcore 5, rubble or broken brick hardcore 5 tops are provided with reinforced concrete floor 6; Canal wall 4 is brickwork, and brickwork inner surface is provided with concrete and smears layer.As shown in Figure 1, the discharge conduit 2 that is less than 10 meters with one group of spacing A is connected described open receiving water body 1.In described discharge conduit 2, be provided with one group of deflection plate 3 that intermeshes and be arranged symmetrically with; Deflection plate 3 is brickwork or concrete slab.Angle α between described discharge conduit 2 outlets and open receiving water body 1 is 30～45 °.
Embodiment
two discharge conduits of take are below elaborated to specific embodiment of the invention as example:
as shown in Figure 1, according to the flow of residual heat waste water, need to residual heat waste water be disposed to open receiving water body 1 by two discharge conduits 2, open receiving water body 1 is rivers or other current water, and its flow direction is as shown in the arrow in Fig. 1.Article two, discharge conduit 2 is the open channel of not adding a cover, article two, the spacing A between discharge conduit 2 is not less than 10 meters, article two, discharge conduit 2 is all arranged along receiving the Parallel to the flow direction of open water body 1, angle a general and water (flow) direction is 30～45 °, one group of deflection plate is set respectively two discharge conduits 2 are interior, to extend flow process and to form partial water flow disturbance, promote residual heat waste water in discharge conduit 2 coolings, and control discharge conduit delivery port flow velocity in 1 m/s left and right.
the construction of discharge conduit 2 as shown in Figure 2, at the bottom of comprising canal, construction at the bottom of canal is first to spread rubble or the brickbat compacting that one deck 100mm is thick, then on rubble or brickbat layer 5, weave steel mesh reinforcement, with C20 cement and sand, build reinforced concrete floor 6, the thickness t of reinforced concrete floor 6 is determined according to Practical Project place geological condition.After reinforced concrete floor 6 is fixed, on reinforced concrete floor 6 with brick discharge conduit 2, spacing B between 2 liang of lateral walls 4 of discharge conduit determines according to drain discharge, when the spacing B between canal wall 4 is less than or equal to 1 meter, the thickness C of canal wall 4 is 240mm, when the spacing B between canal wall 4 is greater than 1 meter, the thickness C of canal wall 4 is 370mm.The brick one-tenth of canal wall 4, its height H is definite according to drain discharge, and this routine height is 1 meter.Inner surface at the bottom of canal wall 4 and canal is floating with high absolute altitude cement, prevents from leaking.Be provided with concrete and smear layer.And then brick or with cement pre-fabricated panel, deflection plate 3 is set in the interior use of discharge conduit 2, also can when building canal wall 4, in the lump deflection plate 3 be puzzled.The height H 1 of deflection plate 3 is not less than 2/3 of canal wall 4 height H, and this example deflection plate 3 tops are 300mm apart from the distance at canal wall 4 tops.
Claims (9)
1. the industrial exhaust heat discharge of wastewater method based on open water body, it is characterized in that: the method adopts open type discharge conduit, to adapt to the SEA LEVEL VARIATION of open receiving water body, guarantee the surface stream discharge of residual heat waste water, make to discharge residual heat waste water and fully contact with open receiving water body with air, to reduce the harmful effect of industrial exhaust heat waste water to open receiving water body.
2. discharge method according to claim 1, is characterized in that: described discharge conduit quantity is greater than two, and the multiple spot that adopts spacing A to be not less than 10 meters discharges to reduce the heat pollution that the temperature additive effect of residual heat waste water discharge causes open receiving water body.
3. discharge method according to claim 1, it is characterized in that: deflection plate is set in described discharge conduit and controls delivery port flow velocity in 1 m/s left and right, to extend residual heat waste water flow process in discharge conduit, and form partial water flow disturbance, give full play to the heat sinking function of discharge conduit self, reduce discharge conduit leaving water temperature.
4. discharge method according to claim 1, it is characterized in that: described discharge conduit outlet acutangulates layout with the water (flow) direction of open receiving water body, to guarantee that residual heat waste water flows out stream along the water of open receiving water body, so that residual heat waste water mixes with open receiving water body rapidly, control the harmful effect of residual heat waste water to open receiving water body water environment.
5. the discharge structure forming according to the method described in the arbitrary claim of claim 1-4, comprises one group of discharge conduit (2) being connected with open receiving water body (1); It is characterized in that: discharge conduit (2) is the open type discharge conduit of uncovered; Discharge conduit (2) comprise at the bottom of canal and be located at canal at the bottom of the canal wall (4) of both sides.
6. discharge structure according to claim 5, is characterized in that: at the bottom of described canal, comprise rubble or broken brick hardcore (5), rubble or broken brick hardcore (5) top is provided with reinforced concrete floor (6); Canal wall (4) is brickwork, and brickwork inner surface is provided with concrete and smears layer.
7. discharge structure according to claim 5, is characterized in that: described open receiving water body (1) and one group of spacing A are less than the discharge conduit (2) of 10 meters and are connected.
8. discharge structure according to claim 7, is characterized in that: in described discharge conduit (2), be provided with one group of deflection plate (3) that intermeshes and be arranged symmetrically with; Deflection plate (3) is brickwork or concrete slab.
9. discharge structure according to claim 5, is characterized in that: described discharge conduit (2) outlet is 30～45 ° with the angle α between opening receiving water body (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310189323.5A CN104179235A (en) | 2013-05-21 | 2013-05-21 | Discharging method and discharging structure for industrial waste heat waste water based on open water body |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201310189323.5A CN104179235A (en) | 2013-05-21 | 2013-05-21 | Discharging method and discharging structure for industrial waste heat waste water based on open water body |
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| CN104179235A true CN104179235A (en) | 2014-12-03 |
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| CN201310189323.5A Pending CN104179235A (en) | 2013-05-21 | 2013-05-21 | Discharging method and discharging structure for industrial waste heat waste water based on open water body |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104594493A (en) * | 2015-01-23 | 2015-05-06 | 中水北方勘测设计研究有限责任公司 | Circulating water outfall structure for thermal power plant |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2005097858A (en) * | 2003-09-22 | 2005-04-14 | Ito Yogyo Co Ltd | Draining block, and pavement structure using the same |
| CN201825783U (en) * | 2010-06-24 | 2011-05-11 | 安徽农业大学 | Horizontal baffling composite type sewage processing system for artificial wetland |
| CN202465445U (en) * | 2012-03-03 | 2012-10-03 | 双良节能系统股份有限公司 | Zero discharge device for hot membrane joint water making |
| CN202747328U (en) * | 2012-08-09 | 2013-02-20 | 宣城市聚源精细化工有限公司 | Hot waste water afterheat utilizing system |
-
2013
- 2013-05-21 CN CN201310189323.5A patent/CN104179235A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2005097858A (en) * | 2003-09-22 | 2005-04-14 | Ito Yogyo Co Ltd | Draining block, and pavement structure using the same |
| CN201825783U (en) * | 2010-06-24 | 2011-05-11 | 安徽农业大学 | Horizontal baffling composite type sewage processing system for artificial wetland |
| CN202465445U (en) * | 2012-03-03 | 2012-10-03 | 双良节能系统股份有限公司 | Zero discharge device for hot membrane joint water making |
| CN202747328U (en) * | 2012-08-09 | 2013-02-20 | 宣城市聚源精细化工有限公司 | Hot waste water afterheat utilizing system |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104594493A (en) * | 2015-01-23 | 2015-05-06 | 中水北方勘测设计研究有限责任公司 | Circulating water outfall structure for thermal power plant |
| CN104594493B (en) * | 2015-01-23 | 2016-08-17 | 中水北方勘测设计研究有限责任公司 | Circulating-water in thermal power plant drain structure for water |
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Application publication date: 20141203 |