TWI607690B - Improvement of crop cultivation system for circulating aquaculture wastewater treatment - Google Patents

Description

Improvement of Crop Cultivation System for Circulating Aquaculture Wastewater Treatment

The invention relates to a crop cultivation system improvement for circulating aquaculture wastewater treatment, in particular to a kind of complementary nutrient which can be provided through the recovery of the aquaculture wastewater to provide the complementary nutrients required for providing the plants and cultures in the growth cycle respectively, and strengthen the species. Immunity is the inventor of its application.

According to the general requirements, vegetables, livestock, poultry and fish farmers need to have a certain amount of space to carry out, and most of the above-mentioned current operations are carried out separately, and the inconvenience of use is caused by the inability to recycle and recycle water resources; Urban living space is not worth the space. In general, there is not much space for urban people to carry out the above-mentioned resource symbiosis equipment. Therefore, it is necessary to develop resource symbiotic equipment that can simultaneously carry out plant cultivation, livestock and poultry and fish culture.

For example, Announcement No. M498468, a planting poultry house and a resource symbiosis equipment for breeding, includes: a frame, a stacked erection space composed of several straight rods and cross bars; a first planting area, The system is connected to the upper part of the frame; a livestock area is connected at the middle of the frame; a culture area is connected below the frame; a water supply system is from the culture area The irrigation water is taken out, and includes a filter, a first pump, and a first sprinkling portion, which are both disposed on the frame body, and then connected by a plurality of pipelines a plurality of water supply roads, wherein the first sprinkling system is connected to the first planting area for irrigation; and a controller is mounted on the frame and electrically connected to the water supply system and controlled Irrigation water for the culture area.

Or Announcement No. M528054, a fish-and-food symbiosis system comprising: a livestock raising pond for providing livestock breeding, the livestock raising pond having a livestock pond inlet and a livestock pond outlet, from an upper region of the livestock pond The side surface extends into the livestock pond to set the water outlet of the livestock pond; a clean water pool for depositing biological waste generated during animal husbandry, the clean water pool has a clean water inlet and a a water pool water outlet, the water pool water inlet is connected to the livestock pond water outlet, the height of the water pool water inlet is lower than the height of the water tank outlet, the water pool a side surface of the upper portion extends into the clean pool to set the water pool water inlet, and extends into the clean water pool from a side of the upper portion of the clean water pool to set the clean water pool a water outlet; a filter tank, wherein a plurality of filters are disposed in the filter tank for filtering impurities in the water, the filter tank has a filter pool water inlet and a filter pool water outlet, and the filter pool water inlet The water pool outlet is connected The height of the water inlet of the filter pool is lower than the height of the water outlet of the clean water tank, and the water inlet of the filter pool is disposed from the first side of the upper portion of the filter pool, from the upper area of the filter pool The second side is configured to set the water outlet of the filter pool, the first side is opposite to the second side; a planting area is used for picking the plant, and the planting area has a planting area a water outlet and a watering outlet of the planting area, wherein the water inlet of the planting area is connected to the water outlet of the filtering tank, the height of the water inlet of the planting area is lower than the height of the water outlet of the filtering tank; and a water storage tank For storing water, the water storage tank has a water inlet of the water storage tank, and the water inlet of the water storage tank is connected with the water outlet of the planting area, and the height of the water inlet of the water storage tank is lower than that of the planting area. The height of the nozzle and the water stored in the reservoir is delivered to the inlet of the stock tank through a pumping motor.

However, there are some shortcomings in the above-mentioned fish-food symbiosis equipment: in the anthropogenic aquaculture system, the high-density aquarium is stocked and a large amount of feed is fed, which promotes the accumulation of toxic ammonia nitrogen and nitrite in the water. Rising, often causing poisoning of culture organisms or reducing their resistance to death. Although changing water can reduce the nitrogenous waste of the farming system, in the long run, this is not an ecologically sustainable way of operation, so the use of circulating water systems will be the trend of future technological farming.

The reason is that the inventor has been rich in design and development and practical production experience of the relevant industry for many years, and has researched and improved the existing structure to provide a reform of crop cultivation system for recycling aquaculture wastewater treatment, in order to achieve better practical value. By.

The main object of the present invention is to provide an improvement of a crop cultivation system for recycling aquaculture wastewater treatment, in particular to a supplemental nutrient which can be recycled through the recovery of aquaculture wastewater to provide plants and cultures respectively in the growth cycle. And strengthen the immunity of species for its purpose.

The main purpose and effect of the improvement of the crop cultivation system for circulating aquaculture wastewater treatment according to the present invention are achieved by the following specific technical means: the waste water in the culture pond is mainly recycled, and can be reused for the breeding pond and the planting bed. The circulatory cultivation system comprises a culture tank, a nitrification and sedimentation part, a fermenting part and a planting bed, wherein the nitrification and sedimentation part is connected to the culture tank, and the nitrification and sedimentation part comprises a first sedimentation tank, a filter nitrification tank and a second sedimentation tank, wherein the culture tank is sequentially connected to the first sedimentation tank, the filtered nitrification tank and the second sedimentation tank, so that the culture pond wastewater is discharged and used by purifying the water through the above-mentioned tanks, and the fermented portion contains solid liquid Separation tank, strain tank, fermentation tank, buffer tank, to carry out the sedimentation of the nitrification sedimentary part, and carry out the fermentation by solid-liquid separation, and in the fermentation process, the purified strain can be added according to the planting species. The water quality of the plant nutrients can be supplied and then sprayed onto the planting bed; thereby, the toxic waste water in the culture pond can be passed through It can be recycled and reused to provide the complementary nutrients needed for plants and cultures in the growth cycle, and to strengthen the immunity of species to improve the economic productivity of agricultural and fishery.

A preferred embodiment of the improved crop cultivation system for circulating aquaculture wastewater treatment according to the present invention, wherein the first sedimentation tank is a sewage that receives the culture pond and is purified by sedimentation.

A preferred embodiment of the improved crop cultivation system for circulating aquaculture wastewater treatment according to the present invention, wherein the filtered nitrification tank is configured to receive and filter the preliminary sedimentation treated sewage in the first precipitation tank, and input nitrifying bacteria for nitrification.

A preferred embodiment of the improved crop cultivation system for circulating aquaculture wastewater treatment according to the present invention, wherein the second sedimentation tank is subjected to water reprecipitation in the filtered nitrification tank; and the purified liquid after the sedimentation can be discharged into the recovery pipeline.

A preferred embodiment of the improved crop cultivation system for circulating aquaculture wastewater treatment according to the present invention, wherein the solid-liquid separation tank of the fermenting portion is a sedimentation tank in the first sedimentation tank, the filtration nitrification tank and the second sedimentation tank The sediment is separated and the solid solution is separated, and the liquid of the solid-liquid separation can be discharged into the recovery pipe.

A preferred embodiment of the improved crop cultivation system for circulating aquaculture wastewater treatment according to the present invention, wherein the fermenting tank of the fermenting portion is fermented for carrying the sludge after solid-liquid separation, and the fermentation process can be based on the plant The strain is cultured in a strain culture tank and added to the fermentation tank, and then introduced into the recovery pipeline through the buffer tank and sprayed on the planting bed of the planting bed.

A preferred embodiment of the improved crop cultivation system for circulating aquaculture wastewater treatment according to the present invention, wherein the recovery pipeline comprises a first recovery line introduced into the culture tank, a second recovery line introduced into the planting bed surface, and sprayed on the planting The third recycling line of the leaf plant foliage.

(1) ‧‧‧Nitration and Precipitation Department

(11) ‧ ‧ breeding ponds

(12)‧‧‧First sedimentation tank

(13)‧‧‧Filter nitrification tank

(14) ‧‧‧Second sedimentation tank

(2) ‧ ‧ 酦 酦 部

(21) ‧‧‧ solid-liquid separation tank

(22) ‧ ‧ bacteria trough

(23)‧‧‧ fermenter

(24) ‧‧‧buffer tank

(25)‧‧‧ Filter

(3) ‧‧‧planting beds

(31) ‧‧ ‧ water storage tank

(32)‧‧‧Substrate

(33) ‧ ‧ partition

(34) ‧‧‧Waterways

(4) ‧‧‧Recycling pipeline

(41)‧‧‧First recovery line

(42) ‧‧‧Second recovery line

(43) ‧‧‧ Third recovery line

A~N‧‧‧ valve

First: Schematic diagram of the process of the present invention

Second: Schematic diagram of the plant bed structure of the present invention

For a more complete and clear disclosure of the technical content, the object of the invention and the effects thereof achieved by the present invention, as will be described in detail below, please refer to the drawings and drawings. Practical application techniques and means, please refer to the first figure, which is a schematic diagram of the improvement of the crop cultivation system for circulating aquaculture wastewater treatment of the present invention, which mainly comprises a culture pond (11), a nitrification sedimentation section (1), and a fermentation a portion (2), a planting bed (3), and a recovery pipe (4), wherein: the nitrification sediment portion (1) comprises a first precipitation tank (12), a filtration nitrification tank (13), and a second precipitation tank (14) The first sedimentation tank (12) is connected to the culture tank (11) and takes the sewage of the culture tank (11) to precipitate the sewage to purify the water, and the filtration nitrification tank (13) is connected to the first sedimentation tank (12). The upper layer of the purified water is preliminarily precipitated, and is filtered and introduced into the nitrifying bacteria for nitrification, and the second precipitation tank (14) is connected to the water after nitrification in the filtered nitrification tank (13), and is again precipitated to purify the water. The purified water after the sedimentation can be discharged into the recovery pipe (4); the fermented portion (2) contains a liquid separation tank (21), a strain tank (22), a fermentation tank (23), and a buffer tank (24), wherein the solid-liquid separation tank (21) is a first sedimentation tank that connects and receives the nitrification deposit portion (1) (12) filtering the sediment solution precipitated in the nitrification tank (13) and the second sedimentation tank (14), and separating the sediment solution by solid-liquid separation, and the supernatant liquid can be discharged into the recovery after solid-liquid separation. a pipe (4); the fermentation tank (23) is connected to the sludge liquid after the solid-liquid separation and is fermented, and the fermentation tank (23) is connected to the strain tank (22) at one end and the buffer tank at the other end. (24) The strain trough (22) is a cultured and purified strain according to the planting species and added to the fermenting tank (23), and the buffer tank (24) is fermented in the receiving fermenting tank (23). The finished antibacterial liquid is introduced into the recovery pipe (4) and sprayed on the planting bed (3).

Implementation note: A group of fish is raised in the breeding pond (11), and fruits and vegetables are planted on the planting bed (3). Further, the planting bed (3) includes a water storage tank (31), and a base material (32) capable of buffering a balanced water is embedded under the water storage tank (31), and the base material (32) is formed with a partition plate ( 33), and a water channel (34) for water supply and circulation is formed between the two partition plates (33), and the water storage tank (31) is connected to the recovery pipe (4) to connect the nitrification sediment portion (1) and the fermented portion (2) [eg The two figures show].

When the culture pond (11) produces too much protein, fish manure, and sewage after feeding, the sludge that sinks at the bottom of the pond will be discharged as an organic matrix through the valve A, and then the sewage in the culture pond (11) is introduced into the first a sedimentation tank (12) allows the sewage to be initially precipitated in the first sedimentation tank (12) to purify the water, and the bottom sediments the sediment-containing sediment, and then the upper preliminary purified water is introduced into the filter nitrification tank (13) [ As shown in the first and second figures, the nitrifying bacteria are filtered in the filtered nitrification tank (13), and the purified water is subjected to nitrification. After the action, there will be some sedimentary liquid containing the reaction substance at the bottom. Then, the liquid after the action is introduced into the second precipitation tank (14), and the purified water is again precipitated, and the purified water after the sedimentation can be discharged into the recovery pipeline (4); however, the recovery pipeline (4) is provided a first recovery line (41) introduced into the culture tank (11), a second recovery line (42) introduced into the planting bed (3), and a third recovery line sprayed on the plant bed (3) plant leaf surface (43) Here, the circulating treatment of the nitrification and precipitation section (1) can discharge the purified water after the sedimentation into the recovery pipeline (4). a recovery line (41) or a second recovery line (42) for directing the first recovery line (41) back to the culture tank (11) for use by the fish or the second recovery line (42) for introduction to the planting bed (3) As planting water.

Next, the fermentation unit (2) is connected to the first precipitation tank (12), the filtration nitrification tank (13), and the second precipitation tank (14) of the nitrification sedimentation section (1) by the solid-liquid separation tank (21). And the valves B, C, and D are respectively disposed on the tank and the tank connecting pipeline, and the first valve (12), the filtered nitrification tank (13) and the second sedimentation tank (14) are opened by opening the above valve. Precipitated at the bottom The bottom mud liquid flows to the solid-liquid separation tank (21), and the bottom mud liquid is subjected to solid-liquid separation treatment, so that the upper layer liquid can be discharged into the recovery pipe (4) through the valve E after the solid-liquid separation, and the upper liquid layer For discharge into the first recovery line (41) or the second recovery line (42) of the recovery line (4), the first recovery line (41) is led back to the culture tank (11) for use by the fish, or The second recovery line (42) is introduced into the planting bed as planting water.

Continuing, the solid-liquid separated sludge liquid is introduced into the fermentation tank (23). Of course, a control valve F is also disposed between the solid-liquid separation tank (21) and the fermentation tank (23). In the fermentation tank (23), the sludge liquid after solid-liquid separation is subjected to fermentation, and at the same time, one end of the fermentation tank (23) is connected to the strain tank (22), and the strain tank (22) is for this purpose. The purified strain is cultivated in the season or the plant and plant species planted in the current season, and the purified strain has antibacterial and antibacterial effects and effects. When the culture is completed, it is added to the fermentation tank (23) through the valve G. Fermentation, after the fermentation process is completed, is introduced into the buffer tank (24) through the valve H, and the final antibacterial liquid is filtered and diluted in the buffer tank (24), and introduced into the recovery pipeline (4), mainly through the valve I is introduced into the third recovery line (43) of the recovery line (4), and a filter (25) is provided on the third recovery line (43), and the filter (25) is used for filtering the antibacterial liquid. The material of the excessively large particles is such that the antibacterial liquid can be sprayed on the plant bed (3) plant leaf surface through the third recovery line (43) to achieve an effective antibacterial activity for inhibiting the growth of the plant surface.

However, the antibacterial liquid in the buffer tank (24) can also be respectively introduced into the first recovery line (41) or the second recovery line (42) of the recovery pipeline via the valve J, and the first recovery line (41) The valve K is placed on the culture pond for fish use, so that the fish can reduce the infection of the bacteria, or the second recovery pipeline (42) is provided with a valve L to be introduced into the planting bed (3) as a planting water to increase the antibacterial effect.

In addition, the planting bed (3) is also provided with a valve M and a valve N, and the valve M is connected to the first recovery line (41), so that the water of the planting bed (3) can be discharged into the breeding tank through the valve M (11) The fish is used for fish; and the valve N is used to discharge the sludge at the bottom of the planting bed (3) as an organic substrate.

Experimental description: Wu Guoyu is divided into large, medium and small batches, with a total weight of 100kg±20kg. For the juvenile period, the daily input is 5kg~10kg, the medium fish period is 4kg~6kg daily, and the adult fishing period is 2kg~5kg. The value is calculated, and an average of about 5 kg of feed per day is used. If it is assumed that the fish protein absorption rate is 5 kg of feed, the protein absorption rate of the fish is about 50%, and about 1 kg of protein remains after the solid feed. 1kg (protein) ÷0.015 (plant nitrogen content 1.5%) = 66.67kg, therefore, it is estimated that 66.67kg of plant nitrogen source can be used daily.

Step 1: The daily feeding amount is 5kg, about 10km of fish manure and residual bait, etc.; Step 2: Collecting and breeding through the first and second sedimentation tanks, filtration nitrification tank, solid-liquid separation tank, etc. Sediment; Step 3: Filtering the clarified liquid of nitrifying water, selecting the culture and planting conditions to flow to the planting bed or breeding pond; Step 4: The clear liquid after the solid-liquid separation flows to the planting bed; Step 5: The fish manure containing 1 kg of protein It is mixed with 10kg of sucrose, 800kg of water and a specific commercially available single-microbial preparation (Bacillus subtilis, S. faecalis, Beauveria bassiana, etc.) with sludge such as residual bait; Step 6: Filtration of the broth in the buffer tank With dilution, foliar spraying or flow to the planting bed; Step 7: The effluent from the planting bed can be selected to discharge or return to the breeding pond according to the fish culture condition; the culture pond water is returned to the step 1 to continue the circulation of the water body.

However, the above-described embodiments or drawings are not intended to limit the structure or the use of the present invention, and any suitable variations or modifications of the invention will be apparent to those skilled in the art.

From the above, the composition and use of the structure of the present invention show that the present invention has the following advantages as compared with the existing structure: The crop cultivation system for circulating aquaculture wastewater treatment of the invention is improved, so that the waste sewage with toxicity in the culture pond can be recycled and reused, so as to provide complementary nutrients required for plants and cultures in the growth cycle, and strengthen the species immunity. Ability to achieve the economic productivity of agricultural and fisheries.

In summary, the embodiments of the present invention can achieve the expected use efficiency, and the specific structure disclosed therein has not been seen in similar products, nor has it been disclosed before the application, and has completely complied with the provisions of the Patent Law. And the request, the application for the invention of a patent in accordance with the law, please forgive the review, and grant the patent, it is really sensible.

(1) ‧‧‧Nitration and Precipitation Department

(11) ‧ ‧ breeding ponds

(12)‧‧‧First sedimentation tank

(13)‧‧‧Filter nitrification tank

(14) ‧‧‧Second sedimentation tank

(2) ‧ ‧ 酦 酦 部

(21) ‧‧‧ solid-liquid separation tank

(22) ‧ ‧ bacteria trough

(23)‧‧‧ fermenter

(24) ‧‧‧buffer tank

(25)‧‧‧ Filter

(3) ‧‧‧planting beds

(4) ‧‧‧Recycling pipeline

(41)‧‧‧First recovery line

(42) ‧‧‧Second recovery line

(43) ‧‧‧ Third recovery line

Claims (10)

The invention relates to a crop culture system for recycling aquaculture wastewater treatment, which mainly comprises a culture pond, a nitrification sedimentation section, a fermenting section, a planting bed and a recycling pipeline, wherein: the nitrification sedimentation section comprises a first sedimentation tank, a filter nitrification tank and a second sedimentation tank; the first sedimentation tank is connected to the culture tank and receives the sewage of the culture tank, and the sewage is precipitated to purify the water, and the filtration nitrification tank is connected to the upper purified water which is subjected to the preliminary precipitation treatment in the first precipitation tank. And filtering and inputting nitrifying bacteria for nitrification, and the second sedimentation tank is connected to receive water after nitrification in the filtered nitrification tank, and re-precipitating and purifying water quality, and the purified water after the sedimentation can be discharged into the recovery pipeline; The fermenting part comprises a solid-liquid separation tank, a strain tank, a fermentation tank, and a buffer tank, wherein the solid-liquid separation tank is connected to the first precipitation tank, the filtration nitrification tank and the second a sediment solution precipitated in the sedimentation tank, and the sediment solution is subjected to solid-liquid separation treatment, and after the solid-liquid separation, the supernatant liquid can be discharged into the recovery pipeline; the fermentation tank is connected and supported The separated sludge liquid is fermented, and one end of the fermentation tank is connected to the strain tank, and the other end is connected to the buffer tank, and the strain trough is cultured and purified according to the planting species and added to the crucible. In the fermentation tank, the buffer tank receives the antibacterial liquid after completion of fermentation in the fermentation tank, and is filtered and diluted and introduced into the recovery pipeline, and sprayed on the planting bed. The improved crop cultivation system for circulating aquaculture wastewater treatment according to claim 1, wherein the recovery pipeline comprises a first recovery pipeline introduced into the culture tank, and a second recovery pipe introduced into the planting bed surface. And a third recovery pipeline sprayed on the foliage of the planting plant, and the valves K, L, and I are disposed on the recovery pipelines. The improved crop cultivation system for circulating aquaculture wastewater treatment according to claim 1 or 2, wherein the first precipitation tank, the filtration nitrification tank and the second precipitation tank of the nitrification depositing portion are connected to the solid liquid Valves B, C, and D are respectively disposed on the pipelines of the separation tank. The improved crop cultivation system for circulating aquaculture wastewater treatment according to claim 2, wherein the third recovery line is provided with a sieve, which is a substance for filtering excessive particles in the antibacterial liquid. The improved crop cultivation system for circulating aquaculture wastewater treatment according to claim 3, wherein the planting bed is further provided with a valve M and a valve N, the valve M being connected to the first recovery pipeline for allowing the planting bed Water can be discharged into the culture tank through the valve M for use by the fish; and the valve N is a person who discharges the sludge falling from the bottom of the planting bed as an organic matrix. The invention relates to a crop cultivation system for recycling aquaculture wastewater treatment according to claim 1 or 2, wherein a control valve F is also disposed between the solid-liquid separation tank and the fermentation tank. The improvement of the crop cultivation system for circulating aquaculture wastewater treatment according to claim 1 or 2, wherein a valve G is disposed on the fermentation tank connecting the strain channel, and the fermentation tank is connected to the buffer tank The valve H is provided on the pipeline. The crop cultivation system for circulating aquaculture wastewater treatment according to claim 1 or 2, wherein a valve A for discharging the bottom sludge is provided on the culture tank. The improvement of the crop cultivation system for circulating aquaculture wastewater treatment according to claim 1 or 2, wherein the buffer tank is provided with a substrate for buffering balanced water, and the substrate is formed with a partition plate, and A water channel for water supply and circulation is formed between the two partitions. The improved crop cultivation system for circulating aquaculture wastewater treatment according to claim 4, wherein the buffer tank is provided with a base material for buffering balanced water, and the base material is formed with a partition plate and two partitions. A water channel for water supply and circulation is formed between the plates.