CN204752404U - Portable landfill leachate processing apparatus - Google Patents
Portable landfill leachate processing apparatus Download PDFInfo
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- CN204752404U CN204752404U CN201520374169.3U CN201520374169U CN204752404U CN 204752404 U CN204752404 U CN 204752404U CN 201520374169 U CN201520374169 U CN 201520374169U CN 204752404 U CN204752404 U CN 204752404U
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Abstract
The utility model relates to a landfill leachate processing technique field discloses a portable landfill leachate processing apparatus for landfill leachate to the landfill yard handles, and this processing apparatus includes equalizing basin, former water pitcher, first order dish tubular reverse osmosis unit, second level dish tubular reverse osmosis unit, degasification clean water tank and concentrated liquid bath, landfill yard, equalizing basin, former water pitcher, first order dish tubular reverse osmosis unit, second level dish tubular reverse osmosis unit and degasification clean water tank connect gradually, concentrated liquid bath is connected between first order dish tubular reverse osmosis unit's concentrate export and landfill yard, second level dish tubular reverse osmosis unit's concentrate export is connected with first order dish tubular reverse osmosis unit's input. The utility model has the advantages of can realize starting fast, the treatment effect is directly perceived, showing, going out water stabilize up to standard, occupation space is little and remove nimble.
Description
Technical field
The utility model relates to technical field of landfill leachate treatment, in particular, and particularly a kind of mobile garbage percolate treatment unit.
Background technology
According to complicated and changeable in landfill percolate water quality, extremely unmanageable feature, design garbage leachate treatment device demand fulfillment following condition: A, meet the feature of water yield change, for the water technology of any selected scale, its processing power all has the problem of the water yield process upper limit, therefore, device should possess the larger water yield fluctuation of larger water resistant power impact load ability adaptation; B, water resistant matter impact load ability are strong, because leachate quality fluctuation changes greatly, therefore, require that treatment unit needs extremely strong capacity of resisting impact load.Emphasis is particularly wanted to consider along with the growth of the landfill time limit, declining to a great extent and the imbalance of carbon-nitrogen ratio of the biodegradability of percolate.C, high COD, BOD removal ability, landfill percolate COD concentration is up to 4000-20000mg/l, and national environmental protection policy requires more and more stricter to percolate process effluent quality, and therefore treatment unit needs to possess high organic pollutant removal ability.D, efficient denitrification ability, generally from hundreds of to several, thousand mg/L are not etc. for landfill percolate ammonia nitrogen concentration, compared with municipal effluent, the ammonia nitrogen concentration of percolate exceeds tens of to hundreds of times, because the emission request of national standard to water outlet ammonia nitrogen and total nitrogen is very strict, require that the clearance for the treatment of unit to ammonia nitrogen reaches more than 99%.E, treatment facility are stable, and operational administrative is easy.F, treating processes are safe, pollution-free.
Utility model content
The purpose of this utility model is to provide a kind of mobile garbage percolate treatment unit, and this device has can realize that quick start, treatment effect are directly perceived, significantly, stable water outlet is up to standard, take up room the little and mobile advantage such as flexible.
In order to solve problem set forth above, the technical solution adopted in the utility model is:
A kind of mobile garbage percolate treatment unit, for processing the percolate of landfill yard, this treatment unit comprises equalizing tank, former water pot, first step disc tube reverse osmosis (dt-ro) device, second stage disc tube reverse osmosis (dt-ro) device, degassed clean water tank and concentrated liquid pool; Described landfill yard, equalizing tank, former water pot, first step disc tube reverse osmosis (dt-ro) device, second stage disc tube reverse osmosis (dt-ro) device are connected successively with degassed clean water tank, between the concentrated solution outlet that described concentrated liquid pool is connected to first step disc tube reverse osmosis (dt-ro) device and landfill yard, the concentrated solution outlet of described second stage disc tube reverse osmosis (dt-ro) device is connected with the input terminus of first step disc tube reverse osmosis (dt-ro) device.
According to a preferred embodiment of the present utility model: be also provided with between described equalizing tank and former water pot into water means for feeding acid, described water inlet means for feeding acid comprises lift pump, basket filter, sand-bed filter, blower fan, sour tank, the first volume pump and impeller pump, described lift pump is arranged in equalizing tank, described lift pump is communicated with former water pot with sand-bed filter by basket filter successively, described blower fan is arranged at the side of sand-bed filter, described sour tank is communicated with former water pot, described first volume pump is arranged on the output terminal of sour tank, and described impeller pump is arranged on the output terminal of former water pot.
According to a preferred embodiment of the present utility model: described first step disc tube reverse osmosis (dt-ro) device comprises filter core topping-up pump, core type strainer, the first high-pressure pump and the first film post, described filter core topping-up pump is communicated with core type strainer, described core type strainer is communicated with the input terminus of the first film post by the first high-pressure pump, the output terminal of described first film post is communicated with second stage disc tube reverse osmosis (dt-ro) device, and the concentrated solution outlet of described first film post is communicated with concentrated liquid pool.
According to a preferred embodiment of the present utility model: also comprise Scale inhibitors tank and the second volume pump, described Scale inhibitors tank is arranged on the input terminus of core type strainer, and described second volume pump is arranged on the output terminal of Scale inhibitors tank.
According to a preferred embodiment of the present utility model: described first high-pressure pump place is also provided with the first vibroshock, the concentrated solution outlet of described first film post is provided with the first Serve Motor Control valve.
According to a preferred embodiment of the present utility model: described second stage disc tube reverse osmosis (dt-ro) device comprises the second high-pressure pump, the second film post and tertiary membrane post, described second high-pressure pump is connected between the output terminal of first step disc tube reverse osmosis (dt-ro) device and the input terminus of the second film post, described second film post and tertiary membrane post parallel with one another, described second film post is all communicated with degassed clean water tank with the output terminal of tertiary membrane post, and described second film post is all communicated with the input terminus of first step disc tube reverse osmosis (dt-ro) device with the concentrated solution outlet of tertiary membrane post.
According to a preferred embodiment of the present utility model: described second high-pressure pump place is also provided with the second vibroshock, the concentrated solution outlet end of described second film post and tertiary membrane post is provided with the second Serve Motor Control valve.
Compared with prior art, the beneficial effects of the utility model are: the utility model in use, the percolate of equalizing tank is promoted to former storage tank through pump, after carrying out the simple pre-treatment such as pH value adjustment, enter first step disc tube reverse osmosis (dt-ro) device (one-level DTRO), the permeate produced after one-level DTRO process enters second stage disc tube reverse osmosis (dt-ro) device (secondary DTRO) and processes further, and one-level DTRO concentrated solution drains into the wait of concentrated liquid pool and recharges process.Permeate after secondary DTRO process enters qualified discharge after degassed clean water tank process, and secondary concentration liquid returns one-level DTRO and merges and continue process.Whole device has can realize that quick start, treatment effect are directly perceived, significantly, stable water outlet is up to standard, take up room the little and mobile advantage such as flexible.
Accompanying drawing explanation
In order to be illustrated more clearly in the utility model embodiment or technical scheme of the prior art, be briefly described to the accompanying drawing used required in embodiment or description of the prior art below, apparently, accompanying drawing in the following describes is only embodiments more of the present utility model, for those of ordinary skill in the art, under the prerequisite not paying creative work, other accompanying drawing can also be obtained according to these accompanying drawings.
Fig. 1 is the frame diagram of mobile garbage percolate treatment unit of the present utility model.
Fig. 2 is the structural representation of means for feeding acid of intaking in mobile garbage percolate treatment unit of the present utility model.
Fig. 3 is the structural representation of first step disc tube reverse osmosis (dt-ro) device in mobile garbage percolate treatment unit of the present utility model.
Fig. 4 is the structural representation of second stage disc tube reverse osmosis (dt-ro) device in mobile garbage percolate treatment unit of the present utility model.
Description of reference numerals: 1, landfill yard, 2, equalizing tank, 3, former water pot, 4, first step disc tube reverse osmosis (dt-ro) device, 5, second stage disc tube reverse osmosis (dt-ro) device, 6, degassed clean water tank, 7, concentrated liquid pool, 8, lift pump, 9, basket filter, 10, sand-bed filter, 11, blower fan, 12, acid tank, 13, first volume pump, 14, impeller pump, 15, filter core topping-up pump, 16, Scale inhibitors tank, 17, second volume pump, 18, core type strainer, 19, first high-pressure pump, 20, first vibroshock, 21, first film post, 22, first Serve Motor Control valve, 23, second high-pressure pump, 24, second vibroshock, 25, second film post, 26, tertiary membrane post, 27, second Serve Motor Control valve.
Embodiment
Below in conjunction with accompanying drawing, preferred embodiment of the present utility model is described in detail, to make advantage of the present utility model and feature can be easier to be readily appreciated by one skilled in the art, thus more explicit defining is made to protection domain of the present utility model.
Embodiment
Consult shown in Fig. 1, the utility model provides a kind of mobile garbage percolate treatment unit, for processing the percolate of landfill yard 1, this treatment unit comprises equalizing tank 2, former water pot 3, first step disc tube reverse osmosis (dt-ro) device 4, second stage disc tube reverse osmosis (dt-ro) device 5, degassed clean water tank 6 and concentrated liquid pool 7; Described landfill yard 1, equalizing tank 2, former water pot 3, first step disc tube reverse osmosis (dt-ro) device 4, second stage disc tube reverse osmosis (dt-ro) device 5 are connected successively with degassed clean water tank 6, between the concentrated solution outlet that described concentrated liquid pool 7 is connected to first step disc tube reverse osmosis (dt-ro) device 4 and landfill yard 1, the concentrated solution outlet of described second stage disc tube reverse osmosis (dt-ro) device 5 is connected with the input terminus of first step disc tube reverse osmosis (dt-ro) device 4.
The principle that realizes of mobile garbage percolate treatment unit of the present utility model is, the percolate of equalizing tank 2 is promoted to former storage tank 3 through pump, after carrying out the simple pre-treatment such as pH value adjustment, enter first step disc tube reverse osmosis (dt-ro) device 4 (hereinafter referred to as one-level DTRO), the permeate produced after one-level DTRO process enters second stage disc tube reverse osmosis (dt-ro) device 5 (hereinafter referred to as secondary DTRO) and processes further, and one-level DTRO concentrated solution drains into the wait of concentrated liquid pool 7 and recharges process.Permeate after secondary DTRO process enter degassed clean water tank 6 process after qualified discharge, secondary concentration liquid return one-level DTRO merge continue process.Whole device has can realize that quick start, treatment effect are directly perceived, significantly, stable water outlet is up to standard, take up room the little and mobile advantage such as flexible.
Consult shown in Fig. 2, the utility model is also provided with into water means for feeding acid between equalizing tank 2 and former water pot 3, this water inlet means for feeding acid comprises lift pump 8, basket filter 9, sand-bed filter 10, blower fan 11, acid tank 12, first volume pump 13 and impeller pump 14, described lift pump 8 is arranged in equalizing tank 2, described lift pump 8 is communicated with former water pot 3 with sand-bed filter 10 by basket filter 9 successively, described blower fan 11 is arranged at the side of sand-bed filter 10, described sour tank 12 is communicated with former water pot 3, described first volume pump 13 is arranged on the output terminal of sour tank 12, described impeller pump 14 is arranged on the output terminal of former water pot 3.
Before former water is delivered to former water pot 3 from equalizing tank 2 by lift pump 8, first remove the particulate matter that may bring in water inlet by basket filter 9, the pore size filter of basket filter 9 is 1.0mm.Water outlet through basket filter 9 enters sand-bed filter 10, and sand-bed filter 10 designs one, and its filtering accuracy is 50 μm.Sand-bed filter 10 have tensimeter into and out of water end (W.E.), when pressure reduction must perform backwash procedure more than when 2.5bar, the frequency of sand-bed filter 10 back flushing depends on the suspension content into water, to general refuse landfill, sand-bed filter 10 backwashing period about 100 hours, for the former water that SS value is lower, if sand-bed filter 10 operation after 100 hours pressure reduction also must carry out back flushing more than 2.5bar, to avoid the overcompaction of quartz sand and the phenomenon that hardens, both are to arrive first the time for the automatic activation sand filtration backwash time.Sand filtration washing adopts the cleaning of former water, the pressurized air that air purge uses backwash blower fan 11 to produce.Water outlet after sand-bed filter 10 enters former water pot 3, while percolate enters former water pot 3, adds acid for adjusting pH value from sour tank 12.Meanwhile, impeller pump 14 is started working and is carried out recirculate mixing, reaches the object of balanced pH value.System former water pot 3 return line establishes pH sensor, and PLC judges former water pH value and automatically regulates the frequency of the first volume pump 13 to adjust acid adding amount, finally makes the former water pH value before entering reverse osmosis reach 6.1-6.5.If former water pH value is within the scope of this, acid adding is not needed to regulate.
Consult shown in Fig. 3, first step disc tube reverse osmosis (dt-ro) device 4 in the utility model comprises filter core topping-up pump 15, core type strainer 18, first high-pressure pump 19 and the first film post 21, described filter core topping-up pump 15 is communicated with core type strainer 18, described core type strainer 18 is communicated with the input terminus of the first film post 21 by the first high-pressure pump 19, the output terminal of described first film post 21 is communicated with second stage disc tube reverse osmosis (dt-ro) device 5, and the concentrated solution outlet of described first film post 21 is communicated with concentrated liquid pool 7.
Described first step disc tube reverse osmosis (dt-ro) device 4 also comprises Scale inhibitors tank 16 and the second volume pump 17, and described Scale inhibitors tank 16 is arranged on the input terminus of core type strainer 18, and described second volume pump 17 is arranged on the output terminal of Scale inhibitors tank 16.At described first high-pressure pump 19 place, the first vibroshock 20 being also installed, for absorbing the pressure pulse that high-pressure pump produces, providing stable pressure to film post; The concentrated solution outlet of described first film post 21 is provided with the first Serve Motor Control valve 22.
The water outlet of described former water pot 3, supplies water to one-level DTRO by impeller pump 14, first enters filter core topping-up pump 15, and filter core topping-up pump 15 water outlet enters the further suspended substance removed in percolate of core type strainer 18.One-level DTRO is furnished with core type strainer 1, and it has pressure transmitter into and out of water end (W.E.), automatically detects pressure reduction, when pressure reduction is more than the more renew cartridge of system prompt when 2.0bar.Entering basket filter filtering accuracy is again 6 μm, thinks that the first film post 21 provides last pipe protection barrier.In order to prevent various insoluble vitriol, silicate in the first film post 21 (FM161) due to high power concentrated generation scale formation, effective prolonging service lifetime of film, needs to add a certain amount of Scale inhibitors before first-stage reverse osmosis film.Addition is determined by the concentration of difficulty soluble salt in former water.
The water outlet of described first film post 21 (FM161) is divided into two portions: primary concentration liquid and one-level permeate; Concentrated solution end has a first Serve Motor Control valve 22, for controlling the pressure in the first film post 21, to produce necessary Net water recoveries.One-level permeate enters secondary high-pressure pump and waits for that secondary DTRO processes further.Primary concentration liquid enters concentrated solution storage pond, waits for and recharges or transport outward disposal.
Consult shown in Fig. 4, second stage disc tube reverse osmosis (dt-ro) device 5 in the utility model comprises the second high-pressure pump 23, second film post 25 and tertiary membrane post 26, described second high-pressure pump 23 is connected between the output terminal of first step disc tube reverse osmosis (dt-ro) device 4 and the input terminus of the second film post 25, described second film post 25 and tertiary membrane post 26 parallel with one another, described second film post 25 is all communicated with degassed clean water tank 6 with the output terminal of tertiary membrane post 26, and described second film post 25 is all communicated with the input terminus of first step disc tube reverse osmosis (dt-ro) device 4 with the concentrated solution outlet of tertiary membrane post 26.
Also be provided with the second vibroshock 24 at described second high-pressure pump 23 place, the concentrated solution outlet end of described second film post 25 and tertiary membrane post 26 is provided with the second Serve Motor Control valve 27.
Secondary DTRO is used for the further process to one-level DTRO permeate, be also called permeate level, permeate after one-level DTRO process directly sends into the high-pressure pump of secondary DTRO without the need to adding any medicament, and need not arrange surge tank between one-level and secondary, flow Auto-matching during system cloud gray model.Second high-pressure pump 23 is provided with variable frequency control, second high-pressure pump 23 running frequency and output flow will according to one-level permeate flow sensor value of feedback Auto-matchings, second high-pressure pump 23 entrance pipe is provided with concentrated solution self compensation simultaneously, makes the operation of secondary DTRO not by the impact of level system water production rate.Because secondary DTRO is intake, Pollutant levels are large to be reduced, and film surface filtration flow rates demand is low, and the rate of recovery is higher, therefore second stage reverse osmosis does not need online topping-up pump, only uses high-pressure pump just can meet the demands.
In secondary DTRO, the concentrated solution end of the second film post 25 and tertiary membrane post 26 is also provided with a second Serve Motor Control valve 27, for controlling pressure in the second film post 25 and tertiary membrane post 26 and the rate of recovery.Secondary DTRO concentrated solution is much better than the former water of percolate due to its water quality, therefore discharged to the feed-water end of first step system, the water inlet merging treatment with one-level DTRO, improves the rate of recovery of system simultaneously, and secondary DTRO permeate enters degassed clean water tank 6.
Owing to containing certain dissolved gas in percolate, and one-level DTRO, secondary DTRO can remove deliquescent ion and can not remove deliquescent gas, reverse osmosis membrane just may be caused to produce water pH value can slightly lower than emission request, after degassed clean water tank 6 removes the sour gas dissolved in permeate, pH value significantly can rise and reach more than 6.0, if the clear water pH value after degassing tower is still lower than emission request, now system will add a small amount of alkali readjustment pH value automatically to emission request.Because water outlet is through the degassed process of degassed clean water tank 6, the alkali lye that only need add trace can reach emission request.
Above-described embodiment is the utility model preferably embodiment; but embodiment of the present utility model is not restricted to the described embodiments; change, the modification done under other any does not deviate from spirit of the present utility model and principle, substitute, combine, simplify; all should be the substitute mode of equivalence, be included within protection domain of the present utility model.
Claims (7)
1. a mobile garbage percolate treatment unit, for processing the percolate of landfill yard (1), it is characterized in that: this treatment unit comprises equalizing tank (2), former water pot (3), first step disc tube reverse osmosis (dt-ro) device (4), second stage disc tube reverse osmosis (dt-ro) device (5), degassed clean water tank (6) and concentrated liquid pool (7); Described landfill yard (1), equalizing tank (2), former water pot (3), first step disc tube reverse osmosis (dt-ro) device (4), second stage disc tube reverse osmosis (dt-ro) device (5) are connected successively with degassed clean water tank (6), described concentrated liquid pool (7) is connected between the concentrated solution outlet of first step disc tube reverse osmosis (dt-ro) device (4) and landfill yard (1), and the concentrated solution outlet of described second stage disc tube reverse osmosis (dt-ro) device (5) is connected with the input terminus of first step disc tube reverse osmosis (dt-ro) device (4).
2. mobile garbage percolate treatment unit according to claim 1, it is characterized in that: be also provided with between described equalizing tank (2) and former water pot (3) into water means for feeding acid, described water inlet means for feeding acid comprises lift pump (8), basket filter (9), sand-bed filter (10), blower fan (11), acid tank (12), first volume pump (13) and impeller pump (14), described lift pump (8) is arranged in equalizing tank (2), described lift pump (8) is communicated with former water pot (3) with sand-bed filter (10) by basket filter (9) successively, described blower fan (11) is arranged at the side of sand-bed filter (10), described sour tank (12) is communicated with former water pot (3), described first volume pump (13) is arranged on the output terminal of sour tank (12), described impeller pump (14) is arranged on the output terminal of former water pot (3).
3. mobile garbage percolate treatment unit according to claim 1, it is characterized in that: described first step disc tube reverse osmosis (dt-ro) device (4) comprises filter core topping-up pump (15), core type strainer (18), first high-pressure pump (19) and the first film post (21), described filter core topping-up pump (15) is communicated with core type strainer (18), described core type strainer (18) is communicated with by the input terminus of the first high-pressure pump (19) with the first film post (21), the output terminal of described first film post (21) is communicated with second stage disc tube reverse osmosis (dt-ro) device (5), the concentrated solution outlet of described first film post (21) is communicated with concentrated liquid pool (7).
4. mobile garbage percolate treatment unit according to claim 3, it is characterized in that: also comprise Scale inhibitors tank (16) and the second volume pump (17), described Scale inhibitors tank (16) is arranged on the input terminus of core type strainer (18), and described second volume pump (17) is arranged on the output terminal of Scale inhibitors tank (16).
5. mobile garbage percolate treatment unit according to claim 3, it is characterized in that: described first high-pressure pump (19) place is also provided with the first vibroshock (20), the concentrated solution outlet of described first film post (21) is provided with the first Serve Motor Control valve (22).
6. mobile garbage percolate treatment unit according to claim 1, it is characterized in that: described second stage disc tube reverse osmosis (dt-ro) device (5) comprises the second high-pressure pump (23), second film post (25) and tertiary membrane post (26), described second high-pressure pump (23) is connected between the output terminal of first step disc tube reverse osmosis (dt-ro) device (4) and the input terminus of the second film post (25), described second film post (25) and tertiary membrane post (26) parallel with one another, described second film post (25) is all communicated with degassed clean water tank (6) with the output terminal of tertiary membrane post (26), described second film post (25) is all communicated with the input terminus of first step disc tube reverse osmosis (dt-ro) device (4) with the concentrated solution outlet of tertiary membrane post (26).
7. mobile garbage percolate treatment unit according to claim 6, it is characterized in that: described second high-pressure pump (23) place is also provided with the second vibroshock (24), the concentrated solution outlet end of described second film post (25) and tertiary membrane post (26) is provided with the second Serve Motor Control valve (27).
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| Application Number | Priority Date | Filing Date | Title |
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| CN201520374169.3U CN204752404U (en) | 2015-06-02 | 2015-06-02 | Portable landfill leachate processing apparatus |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520374169.3U CN204752404U (en) | 2015-06-02 | 2015-06-02 | Portable landfill leachate processing apparatus |
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| CN204752404U true CN204752404U (en) | 2015-11-11 |
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| CN201520374169.3U Expired - Fee Related CN204752404U (en) | 2015-06-02 | 2015-06-02 | Portable landfill leachate processing apparatus |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106115976A (en) * | 2016-08-16 | 2016-11-16 | 长沙威保特环保科技股份有限公司 | A kind of series connection for landfill leachate treatment and disc tube reverse osmosis (dt-ro) equipment in parallel and application process thereof |
| CN107721024A (en) * | 2017-11-23 | 2018-02-23 | 吉林新金尔科技有限公司 | A kind of dish tubular type membranous system for high concentration wastewater treatment |
| CN108996726A (en) * | 2018-08-17 | 2018-12-14 | 陈家庆 | A kind of processing method of high-concentration garbage percolate |
| CN109607942A (en) * | 2018-12-14 | 2019-04-12 | 杭州市环境集团有限公司 | The processing system and technique of a kind of flying dust and consumer waste infiltration liquid combined sewage |
| CN110642429A (en) * | 2019-10-31 | 2020-01-03 | 深圳恒通源环保科技有限公司 | Landfill leachate treatment system |
-
2015
- 2015-06-02 CN CN201520374169.3U patent/CN204752404U/en not_active Expired - Fee Related
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106115976A (en) * | 2016-08-16 | 2016-11-16 | 长沙威保特环保科技股份有限公司 | A kind of series connection for landfill leachate treatment and disc tube reverse osmosis (dt-ro) equipment in parallel and application process thereof |
| CN106115976B (en) * | 2016-08-16 | 2022-08-23 | 长沙威保特环保科技股份有限公司 | Series and parallel disc tube type reverse osmosis equipment for landfill leachate treatment and application method thereof |
| CN107721024A (en) * | 2017-11-23 | 2018-02-23 | 吉林新金尔科技有限公司 | A kind of dish tubular type membranous system for high concentration wastewater treatment |
| CN108996726A (en) * | 2018-08-17 | 2018-12-14 | 陈家庆 | A kind of processing method of high-concentration garbage percolate |
| CN109607942A (en) * | 2018-12-14 | 2019-04-12 | 杭州市环境集团有限公司 | The processing system and technique of a kind of flying dust and consumer waste infiltration liquid combined sewage |
| CN110642429A (en) * | 2019-10-31 | 2020-01-03 | 深圳恒通源环保科技有限公司 | Landfill leachate treatment system |
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