CN107027667A - A kind of hydroxyl radical free radical kills the method and apparatus for stimulating cryptonucleus insect packing - Google Patents

A kind of hydroxyl radical free radical kills the method and apparatus for stimulating cryptonucleus insect packing Download PDF

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CN107027667A
CN107027667A CN201710208886.2A CN201710208886A CN107027667A CN 107027667 A CN107027667 A CN 107027667A CN 201710208886 A CN201710208886 A CN 201710208886A CN 107027667 A CN107027667 A CN 107027667A
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liquid
oxygen
packing
culturing pool
gas
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CN107027667B (en
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白敏冬
王雅婧
余雯
张芝涛
林艳强
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Xiamen University
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Xiamen University
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    • AHUMAN NECESSITIES
    • A01AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
    • A01KANIMAL HUSBANDRY; AVICULTURE; APICULTURE; PISCICULTURE; FISHING; REARING OR BREEDING ANIMALS, NOT OTHERWISE PROVIDED FOR; NEW BREEDS OF ANIMALS
    • A01K61/00Culture of aquatic animals
    • YGENERAL 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
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02ATECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
    • Y02A40/00Adaptation technologies in agriculture, forestry, livestock or agroalimentary production
    • Y02A40/80Adaptation technologies in agriculture, forestry, livestock or agroalimentary production in fisheries management
    • Y02A40/81Aquaculture, e.g. of fish

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  • Life Sciences & Earth Sciences (AREA)
  • Environmental Sciences (AREA)
  • Marine Sciences & Fisheries (AREA)
  • Zoology (AREA)
  • Animal Husbandry (AREA)
  • Biodiversity & Conservation Biology (AREA)
  • Farming Of Fish And Shellfish (AREA)

Abstract

A kind of hydroxyl radical free radical kills the method and apparatus for stimulating cryptonucleus insect packing, provided with tank, culturing pool, high-frequency and high-voltage power supply, modularization oxygen activity fragment generator, online oxygen activity fragment detector, venturi gas-Liquid mixing device, liquid liquid dissolving device, TRO detectors, motor, automatic rotating brushes, water pump, valve, gas piping and liquid main line;The external source of oxygen of modularization oxygen activity fragment generator air inlet, the air entry of the oxygen activity fragment gas outlet of modularization oxygen activity fragment generator successively with online oxygen activity fragment detector, venturi gas-Liquid mixing device is connected;Tank delivery port is connected with pump intake, pump outlet is connected with venturi gas-Liquid mixing device inlet, the liquid outlet of venturi gas-Liquid mixing device is connected with liquid liquid dissolving device inlet, and liquid liquid dissolving device liquid outlet is connected with TRO detectors, culturing pool water inlet successively;The automatic rotating brushes by motor control is provided with the middle of culturing pool;The external seawater of culturing pool bottom delivery port.

Description

A kind of hydroxyl radical free radical kills the method and apparatus for stimulating cryptonucleus insect packing
Technical field
The present invention relates to fields such as plasma chemistry, seawater aquaculture technology and marine environment engineerings, especially relate to And a kind of hydroxyl radical free radical kills the method and apparatus for stimulating cryptonucleus insect packing.
Background technology
It is a kind of infusorian to stimulate cryptonucleus insect, causes seawater fish " ichthyophthirius ", and the disease is cultivation density is too high, mobility Easily broken out in the abundant water body of the poor, content of organic matter, generally colonize in the skin, fin, the gill of Perenniporia martius fish Etc., fish organ damage and dysfunction are caused, causes the movable exception of disease fish, epithelial proliferation, expiratory dyspnea and mechanical damage, makes Fish mortality, huge harm is caused to mariculture industry.
Stimulating the history of life of cryptonucleus insect includes " trophozoite ", " packing precursor ", " packing " and " larva " 4 stages.Nourish Body is infected to parasitize to grow in disease fish epithelial tissue after sick fish by larva to be formed, and growth period is 3~7d;After after maturation Depart from host disease fish in the morning and develop into packing precursor;Packing precursor takes off cilium after 8~12h, adheres to water-bed support Hard shell packing is formed on thing;Packing is by a series of 3~20d asymmetric binary fission formation filial generation larvas, and each packing can 200~400 larvas are discharged, larva moves about in water and infection host fish form trophozoite and carry out next life cycle (but learn the study on prevention that bright stimulates the passage, preservation and stimulation cryptocaryoniosis of cryptonucleus insect (Cryptocaryon irritans) [D] Ji'nan University, 2006).
With China's expanding economy, people progressively increase the demand of marine product, rely solely on Conventional marine and fish for Through that far can not meet the market demand, marine fish culture industry obtains fast development.Stimulate cryptocaryoniosis because its spread speed is fast, The death rate is high, cause significant damage to mariculture industry the features such as be difficult to preventing and treating.And the hidden core of stimulation of packing Life Stages Worm has several layers of cyst wall, there is dense matter between layers, and packing outer layer is difficult to crush, and common drug is difficult to enter in packing Portion, conventional method can not effectively kill packing.Preventing and treating stimulates the key of cryptocaryoniosis to be to kill to stimulate cryptonucleus insect packing, prevents it The development more larvas of release and superinfection cultured fishes.How to kill high-efficient energy-saving environment friendly stimulation cryptonucleus insect packing by Increasing concern.Being killed in current sea-farming production frequently with some physics and chemical method stimulates cryptonucleus insect packing. Physical method mainly has low pressure UV irradiation, freshwater soaking packing, rotation cultivation etc., but effect is not obvious, tends not to Effectively kill packing.Chemical method includes splashed into ill culturing pool copper sulphate, formalin, liquor potassic permanganate etc., this Although a little methods have packing certain killing effect, it can not accomplish effectively to kill completely, most of packing still can be after Supervention educates release larva infection host fish, and also to have medicament residue, the toxicity to fish, packing resistance to for long-term overdose The problems such as property of medicine enhancing, environmental pollution.Li Anxing etc. removes the method control treatment of packing using shield is laid at culturing pool bottom Stimulate cryptocaryoniosis (referring to Chinese patent CN105532534A).How to kill high-efficient energy-saving environment friendly stimulation cryptonucleus insect packing by To increasing concern.
The content of the invention
The purpose of the present invention is to be directed to existing seawater aquaculture moderate stimulation cryptocaryoniosis Onset packing killing effect It is not good, there is provided can prevent packing development from discharging more to stimulating cryptonucleus insect packing kill the problems such as environmental pollution is serious A kind of hydroxyl radical free radical of many larva and superinfection cultured fishes kills the method and apparatus for stimulating cryptonucleus insect packing.
A kind of hydroxyl radical free radical kill stimulate the device of cryptonucleus insect packing provided with tank, culturing pool, high-frequency and high-voltage power supply, Modularization oxygen activity fragment generator, online oxygen activity fragment detector, venturi gas-Liquid mixing device, liquid liquid dissolving device, TRO inspections Survey instrument, motor, automatic rotating brushes, water pump, valve, gas piping and liquid main line;The modularization oxygen activity fragment hair The raw external source of oxygen of device air inlet, the oxygen activity fragment gas outlet of modularization oxygen activity fragment generator successively with online oxygen activity The air entry connection of fragment detector, venturi gas-Liquid mixing device;The tank delivery port is connected with pump intake, water pump Delivery port is connected with venturi gas-Liquid mixing device inlet, liquid outlet and the liquid liquid dissolving device inlet of venturi gas-Liquid mixing device It is connected, liquid liquid dissolving device liquid outlet is connected with TRO detectors, culturing pool water inlet successively;It is provided with the middle of the culturing pool by electricity The automatic rotating brushes of machine control;The external seawater of culturing pool bottom delivery port.
Oxygen valve, gas flowmeter can be sequentially provided between source of oxygen and modularization oxygen activity the fragment generator; Can be sequentially provided between the online oxygen activity fragment detector and venturi gas-Liquid mixing device oxygen-content active fragment gas valve, Oxygen-content active fragment gas flowmeter;Main line Liquid valve, water pump and venturi can be provided between the tank and water pump Fluid flowmeter can be provided between gas-Liquid mixing device;Exterior liquid body valve can be provided between the culturing pool and external seawater;Institute State and water inlet main line sample cock can be set between TRO detectors and culturing pool, can be set between culturing pool and external seawater outer Arrange sample cock.
A kind of hydroxyl radical free radical kills the method for stimulating cryptonucleus insect packing, comprises the following steps:
1) annual 7~November of summer, water temperature is when stimulating cryptocaryoniosis easily to break out for 25~30 DEG C, if cultured fishes occur Ingest reduction, rubbed pool wall or bottom of pond with body, epidermal mucus, which increases, to be had obvious white point and has a dead shape of part fry Condition;The white point occurred with micro- sem observation dead fish body surface, it is black circle or pyriform to find it, you can confirm occur stimulating hidden core Parasitosis;In the morning 10:After 00 a large amount of packings come off from sick fish, sick fish in morbidity culturing pool is all pulled out other disease-free In the clean culturing pool of evil, water level in reduction morbidity culturing pool, culturing pool bottom of now falling ill, which is attached with, largely stimulates cryptonucleus insect packing;
2) modularization oxygen activity fragment generator switch is opened, oxygen valve is opened and is passed through oxygen, start high-frequency high-voltage Source, makes to ionize rapidly by the oxygen of modularization oxygen activity fragment generator, is dissociated into gaseous oxygen biologically active fragment;Open oxygen-containing work Property fragment valve, gaseous oxygen biologically active fragment is by after line oxygen activity debris concentration detector detects its concentration, into venturi Gas-Liquid mixing device;
3) open storage clean sea water in water pump and main line Liquid valve, tank and venturi is injected by water pump by the road In gas-Liquid mixing device;The step 2) in enter gaseous oxygen biologically active fragment and the seawater of the molten device of venturi gas-liquid mixed in venturi It is fully miscible in gas-Liquid mixing device and liquid liquid dissolving device, high concentration hydroxyl radical solution is produced, passes through TRO detectors by the road Enter afterwards in culturing pool;
4) after hydroxyl radical solution injection culturing pool, immersion culturing pool bottom of pond stimulates cryptonucleus insect 0.5~2.0h of packing, hydroxyl Base free-atom aqueous solution oxidation package cyst wall weak area makes it hole occur hence into packing inside, constitutes the thing of cell basic structure Irreversible reaction occurs for matter and functional mass, and the irreversible reaction includes amino-acid oxidase is decomposed, DNA is broken etc., makes bag Capsule death can not further develop release larva, and residual hydroxyl free radical resolves into O2And H2O;It is provided with the middle of culturing pool by motor The automatic rotating brushes of control, automatic rotary cleaning pond packing after startup;Opening exterior liquid body valve after rotation 10min makes cultivation Dead packing is discharged with seawater in pond.
In step 1) in, the culturing pool is the opening cement pit of class cylinder, and radius is 2m, and depth is 1.5m, overall Product is about 20m3.Culturing pool side top is provided with water inlet, and bottom of pond is the smooth bottom of pond of level, is provided with pond center by motor control Automatic rotating brushes, rotation central axis is stainless steel tube, away from there is brush plate at the 0.13m of its bottom, brush plate be length be 3.8m, Width is the 0.3m smooth brush board of polypropylene material, is furnished with length for 0.15m nylon yarn material bristles;After electric motor starting, hairbrush It can be rotated along axis stainless steel tube, rotating speed is 10r/min, pool wall side bottom is provided with discharge outlet.
In step 2) in, the power of the high-frequency and high-voltage power supply is 150~300W, and oxygen air inflow is 1.0~5.0L/ Min, oxygen is ionized after being bombarded through high energy electron, dissociated, and forms gaseous oxygen biologically active fragment, and the gaseous oxygen biologically active fragment is main Including O2 +、O(1D)、O2(a1g)、O2 -、O(3) and O P3Deng particle, concentration is up to 50~300mg/L;The pipeline is polytetrafluoroethyl-ne Alkene pipe.
In step 3) in, the flow of the seawater is 10~50L/min, and the concentration of hydroxyl radical solution is by water temperature, oxygen Biologically active fragment concentration, the equilibrium partial pressure of oxygen-content active fragment gas and gas-liquid volume ratio regulate and control, and total oxidant TRO concentration is 2 ~30mg/L;Tank is cube enclosed water mud sump, and total measurement (volume) is about 20m3, stored seawater is by the pretreatment such as sand filtration Clean sea water.
In step 4) in, the stimulation cryptonucleus insect is encapsulated in 0.5~2.0h of immersion in hydroxyl radical solution, by micro- After the modes such as mirror microscopy determine that packing is dead, start after automatic rotating brushes switch, rotation 10min, dead packing in culturing pool Discharged with seawater, liquid line used can use the stainless steel pipe through preservative treatment, the culturing pool after processing can continue to support Breeding fish.
Oxygen is ionized in pole narrow discharge gap, is dissociated into high concentration oxygen activity by the present invention using atmospheric pressure ionic discharge Fragment, then hydroxyl radical solution is efficiently and rapidly generated in 1s by gas-Liquid mixing, the miscible effect of liquid liquid.Hydroxyl radical free radical Solution effects cyst wall weak area makes it hole occur hence into packing inside, constitutes the material and function of cell basic structure Such as amino-acid oxidase decomposition, DNA fracture irreversible reaction occur for material, packing death is prevented that its development release is more Larva and superinfection cultured fishes, the effect of cryptocaryoniosis is stimulated so as to reach and administer.Hydroxyl free solution is killing stimulation While cryptonucleus insect packing, the microorganism such as remaining harmful bacteria in culturing pool can quickly be killed, prevent and treat the hair of pest and disease damage It is raw.
The hydroxyl radical free radical of the present invention is killed in the device for stimulating cryptonucleus insect packing, and oxidant concentration is by water temperature, oxygen activity Debris concentration, the equilibrium partial pressure of oxygen-content active fragment gas and gas-liquid volume ratio regulate and control;Adhered to according to disease incidence and bottom of pond Packing quantity determines the concentration and soak time of hydroxyl radical solution, and concentration is molten for 5.0~10.0mg/L hydroxyl radical free radical Liquid can efficiently kill stimulation cryptonucleus insect packing in 0.5~2.0h, it can not be continued development and form larva.
The present invention is killed using the hydroxyl radical free radical (OH) generated based on atmospheric pressure ionic discharge stimulates cryptonucleus insect bag The method of capsule, is mainly used in seawater aquaculture and kills stimulation cryptonucleus insect packing aspect, use the hydroxyl based on high-level oxidation technology Base free radical (OH), OH is green strong oxidizer, with it is quick, efficient, can be reacted with large biological molecule, it is and raw after reaction Into free of contamination H2O and O2, the characteristic such as no Residuals.Being killed based on hydroxyl radical free radical stimulates the method and dress of cryptonucleus insect packing Being set to seawater aquaculture preventing and treating stimulates cryptocaryoniosis to provide new solution route.
The present invention technique effect and advantage be:1. oxygen is passed into pole narrow discharge gap 0.1mm, sub-micron Al2O3Smelting is pasted into the miniaturization non-equilibrium plasma source of thin dielectric layer, realizes the generation of atmospheric pressure ionic discharge highly concentrated Spend oxygen active particles;Using the integrated source of modular array formula plasma and it is combined, obtains controllable, the oxygen of big yield Active particle, cooperates with water jet cavitation gas-Liquid mixing technology, obtains high concentration hydroxyl radical solution, total oxidant TRO concentration In 2.0~30.0mg/L;2. adhere to culturing pool bottom stimulation cryptonucleus insect be encapsulated in concentration be 5.0~10.0mg/L hydroxyl from 0.5~2.0h is soaked in based sols, can be achieved to stimulate the complete killing of cryptonucleus insect packing, the more childrens of its development release are prevented Worm and superinfection cultured fishes;3. hydroxyl free solution can be carried out while stimulation cryptonucleus insect packing is killed to culturing pool Disinfection, pre- preventing disease and pest;4. can thoroughly be removed using automatic rotating brushes adhere to culturing pool bottom dead stimulate it is hidden Core worm packing, dead packing is directly discharged with residual seawater in pond;5. to implement simple, operation cost low for the invention described device, Drug residue free, environmental nonpollution non-toxic to fish, are seawater aquaculture while efficient killing stimulates cryptonucleus insect packing The killing of moderate stimulation cryptonucleus insect packing provides the efficient device of health environment-friendly.
Brief description of the drawings
Fig. 1 is the structure composition signal that hydroxyl radical free radical of the present invention kills the device embodiment for stimulating cryptonucleus insect packing Figure.
Packing metamorphosis before and after Fig. 2 kills for the hydroxyl radical free radical of the embodiment of the present invention.In fig. 2, A, C are control group Packing form photo;Packing form photo when B, D are TRO=5.27mg/L.
Embodiment
With reference to accompanying drawing, the invention will be further described.But protection scope of the present invention is not limited to the embodiment.
Referring to Fig. 1, the hydroxyl radical free radical, which is quickly killed, stimulates the device of cryptonucleus insect packing, provided with tank 1, venturi Gas-Liquid mixing device 5, high-frequency and high-voltage power supply 6, modularization oxygen activity fragment generator 7, online oxygen activity fragment detector 8, liquid liquid Dissolving device 9, TRO detectors 10, motor 11, automatic rotating brushes 12 and culturing pool 13.
The delivery port of tank 1 is connected with the water inlet of water pump 31, and the 1st valve 21 is provided between tank 1 and water pump 31; The delivery port of water pump 31 is connected with the inlet of venturi gas-Liquid mixing device 5, and is set between water pump 31 and venturi gas-Liquid mixing device 5 1 flowmeter 41;The air inlet of modularization oxygen activity fragment generator 7 connects external source of oxygen, modularization oxygen activity fragment generator 7 with The 2nd valve 22 and the 2nd flowmeter 42 are set gradually between source of oxygen;The oxygen activity fragment of modularization oxygen activity fragment generator 7 Air entry of the gas outlet successively with online oxygen activity fragment detector 8, venturi gas-Liquid mixing device 5 is connected, and online oxygen activity is broken The 3rd valve 23, the 3rd flowmeter 43 are set gradually between piece detector 8 and venturi gas-Liquid mixing device 5;Venturi gas-Liquid mixing The liquid outlet of device 5 is connected with the inlet of liquid liquid dissolving device 9;The liquid outlet of liquid liquid dissolving device 9 successively with TRO detectors 10, support The water inlet connection of pond 13 is grown, water inlet main line sample cock 24 is set between TRO detectors 10 and culturing pool 13;In culturing pool 13 Between provided with the automatic rotating brushes 12 that is controlled by motor 11;The external seawater of bottom delivery port of culturing pool 13, between set and outer arrange the 6th Valve 26 and outer row's sample cock 25.
Hydroxyl radical free radical given below kills the method for stimulating cryptonucleus insect packing:
1) annual 7~November of summer, water temperature is when stimulating cryptocaryoniosis easily to break out for 25~30 DEG C, when cultured fishes occur Ingest reduction, rubbed pool wall or bottom of pond with body, epidermal mucus, which increases, to be had obvious white point and has a dead shape of part fry Condition;The white point occurred with micro- sem observation dead fish body surface, it is black circle or pyriform solid fraction to find it, you can confirmation is stimulated Cryptocaryoniosis.In the morning 10:After 00 a large amount of packings come off from sick fish, sick fish in morbidity culturing pool 13 is all pulled out it In its disease-free clean culturing pool, the reduction morbidity water level of culturing pool 13, the bottom of culturing pool 13 of now falling ill is attached with a large amount of stimulations Cryptonucleus insect packing.High-frequency and high-voltage power supply 6 is opened, makes modularization oxygen activity fragment generator 7 is outer to produce driving voltage, opens simultaneously Valve 22, high-purity oxygen enters modularization oxygen activity fragment generator 7 by flowmeter 42 makes it be ionized, dissociated, and produces The raw gas containing oxygen activity fragment, 1/15~1/10 gas containing oxygen activity fragment enters online oxygen activity fragment detector 8 detect oxygen activity debris concentration, and remaining 9/10~14/15 enters venturi gas-Liquid mixing device 5.The high-frequency and high-voltage power supply Power is 150~300W, and the air inflow of oxygen is 1.0~5.0L/min;The oxygen activity debris concentration detector gas flow For 0.1~0.5mL/min, the oxygen activity debris concentration is 50~300mg/L.
2) valve 21 and water pump 31 are opened, makes to store seawater in tank 1 by entering venturi gas-liquid after flowmeter 41 Dissolving device 5;Water-carrying capacity is determined according to pending stimulation cryptonucleus insect packing quantity, can be 10~50L/min;Seawater and step 1) in The gas containing oxygen activity fragment prepared generates high after being sufficiently mixed in venturi gas-Liquid mixing device 5 and liquid liquid dissolving device 9 Concentration hydroxyl radical solution, hydroxyl radical solution concentration is by water temperature, oxygen activity debris concentration, oxygen-content active fragment gas Equilibrium partial pressure and gas-liquid volume ratio regulate and control, by entering cultivation after the detection gross activity oxidant concentration of line TRO detectors 10 Pond 13, total oxidant TRO concentration is in 2~30mg/L.
3) step 2) in generation high concentration hydroxyl radical solution injection culturing pool 13 after, water injection time is 1h, current Measure as 10~50L/min, water surface elevation is 0.1~0.5m;Hydroxyl radical solution soaks the stimulation for sticking to the bottom of culturing pool 13 Cryptonucleus insect 0.5~2h of packing, checks stimulation cryptonucleus insect packing death condition, if packing lighter using sediments microscope inspection mode And be to be judged as death without obvious split coil method.
4) step 3) in hydroxyl radical solution immersion stimulate cryptonucleus insect packing make after its death, open motor 11, make from The dynamic rotary work of rotating brushes 12, hairbrush is rotated along axis with 10r/min rotating speed;Rotate and motor 11 is closed after 10min, open Valve 26 makes packing dead after the completion of processing be directly discharged into offshore sea waters with seawater.
Given below kill stimulates cryptonucleus insect packing specific embodiment:
Hydroxyl radical solution, which is killed, stimulates the experiment of cryptonucleus insect packing.
Occur in mid-August, Xiamen City little Deng islands cultivation factory porgy culturing pool fry ingest reductions, with body friction pond Wall or bottom of pond, body surface gill portion mucus, which increase, to be had obvious white point and has a situations such as part fry death.Its culturing pool water temperature be 27~ 28 DEG C, salinity is that 25.6 ‰, pH is 7.75, and dissolved oxygen is 6.78mg/L.Find to wrap in sick fish epidermal mucus by microscope inspection It is wrapped with that a large amount of black, shape be rounded or polypide of pyriform;And culturing pool bottom is with the presence of particle adamant, judge that it is pierced Swash cryptocaryoniosis.Collecting pit bottom stimulates cryptonucleus insect packing to carry out killing test, to stimulating cryptonucleus insect packing under different OH dosage Killing situation characterized.Experiment is used to stimulate cryptonucleus insect packing number to be 100, and discharge power is 200W, passes through regulation Gas-Liquid mixing ratio is come hydroxyl radical solution concentration needed for adjusting.Four experimental groups, respectively control group and three differences are set Concentration hydroxyl radical free radical treatment group, treatment group concentration is 1.32mg/L, 2.63mg/L and 5.27mg/L.By various concentrations hydroxyl certainly It is passed directly into equipped with the beaker for stimulating cryptonucleus insect packing, hydroxyl radical free radical is killed using microscope by based sols after immersion 2h Front and rear stimulation cryptonucleus insect packing form is observed.As a result as shown in Fig. 2 control group capsule shell is complete, in black pyriform or Obvious split coil method can be observed in circle, and packing;Packing is positioned over a period of time in the clean seawater that temperature is 25.2 DEG C It was found that release larva can be hatched.And concentration is the stimulation cryptonucleus insect packing after 5.27mg/L hydroxyl radical solution processing, its Cyst wall is substantially complete, but packing color substantially shoals, and exists without split coil method;It is 25.2 that packing after processing is positioned over into temperature DEG C clean seawater in find packing can not continue development release larva.Various concentrations hydroxyl radical solution is to stimulating cryptonucleus insect The killing effect of packing is as shown in table 1.
The various concentrations hydroxyl radical solution of table 1 is to stimulating the killing effect of cryptonucleus insect packing
The oxidable cyst wall weak area of hydroxyl radical solution makes it hole occur hence into packing inside, constitutes cell Such as amino-acid oxidase decomposition, DNA fracture irreversible reaction occur for the material and functional mass of basic structure, make packing dead Release larva can not be further developed, residual hydroxyl free radical resolves into O2And H2O, concentration is 5.27mg/L hydroxyl radical free radical Solution can complete lethal stimulation cryptonucleus insect packing.

Claims (10)

1. a kind of hydroxyl radical free radical, which is killed, stimulates the device of cryptonucleus insect packing, it is characterised in that provided with tank, culturing pool, high frequency High voltage power supply, modularization oxygen activity fragment generator, online oxygen activity fragment detector, venturi gas-Liquid mixing device, liquid liquid are mixed Molten device, TRO detectors, motor, automatic rotating brushes, water pump, valve, gas piping and liquid main line;The modularization oxygen The external source of oxygen of biologically active fragment generator air inlet, the oxygen activity fragment gas outlet of modularization oxygen activity fragment generator successively with The air entry connection of online oxygen activity fragment detector, venturi gas-Liquid mixing device;The tank delivery port and water feeding of water pump Mouth is connected, and pump outlet is connected with venturi gas-Liquid mixing device inlet, liquid outlet and the liquid liquid of venturi gas-Liquid mixing device Dissolving device inlet is connected, and liquid liquid dissolving device liquid outlet is connected with TRO detectors, culturing pool water inlet successively;The culturing pool Centre is provided with the automatic rotating brushes by motor control;The external seawater of culturing pool bottom delivery port.
2. a kind of hydroxyl radical free radical, which is killed, as claimed in claim 1 stimulates the device of cryptonucleus insect packing, it is characterised in that the oxygen Oxygen valve, gas flowmeter are sequentially provided between source of the gas and modularization oxygen activity fragment generator;The online oxygen activity is broken Oxygen-content active fragment gas valve, oxygen-content active fragment gas stream are sequentially provided between piece detector and venturi gas-Liquid mixing device Gauge;Main line Liquid valve is provided between the tank and water pump, liquid is provided between water pump and venturi gas-Liquid mixing device Flowmeter body;Exterior liquid body valve is provided between the culturing pool and external seawater;Set between the TRO detectors and culturing pool Put into water main line sample cock, outer row's sample cock is set between culturing pool and external seawater.
3. a kind of hydroxyl radical free radical kills the method for stimulating cryptonucleus insect packing, it is characterised in that comprise the following steps:
1) annual 7~November of summer, water temperature is when stimulating cryptocaryoniosis easily to break out for 25~30 DEG C, if cultured fishes are ingested Reduce, rubbed pool wall or bottom of pond with body, epidermal mucus increases the situation for having obvious white point and having part fry death;With The white point that micro- sem observation dead fish body surface occurs, it is black circle or pyriform to find it, that is, confirms occur stimulating cryptocaryoniosis; Morning 10:After 00 a large amount of packings come off from sick fish, sick fish in morbidity culturing pool is all pulled out other disease-free clean In culturing pool, water level in reduction morbidity culturing pool, culturing pool bottom of now falling ill is attached with a large amount of stimulation cryptonucleus insect packings;
2) modularization oxygen activity fragment generator switch is opened, oxygen valve is opened and is passed through oxygen, start high-frequency and high-voltage power supply, make Ionized rapidly by the oxygen of modularization oxygen activity fragment generator, be dissociated into gaseous oxygen biologically active fragment;Open oxygen-content active broken Chip valve, gaseous oxygen biologically active fragment is by after line oxygen activity debris concentration detector detects its concentration, into venturi gas-liquid Dissolving device;
3) open storage clean sea water in water pump and main line Liquid valve, tank and venturi gas-liquid is injected by water pump by the road In dissolving device;The step 2) in enter gaseous oxygen biologically active fragment and the seawater of the molten device of venturi gas-liquid mixed in venturi gas-liquid It is fully miscible in dissolving device and liquid liquid dissolving device, high concentration hydroxyl radical solution is produced, it is laggard by TRO detectors by the road Enter in culturing pool;
4) after hydroxyl radical solution injection culturing pool, immersion culturing pool bottom of pond stimulates cryptonucleus insect 0.5~2.0h of packing, and hydroxyl is certainly It hole is occurred hence into packing inside by based sols oxidation package cyst wall weak area, constitute cell basic structure material and Irreversible reaction occurs for functional mass, and the irreversible reaction includes amino-acid oxidase is decomposed, DNA is broken etc., makes packing dead Release larva can not further be developed by dying, and residual hydroxyl free radical resolves into O2And H2O;It is provided with the middle of culturing pool by motor control Automatic rotating brushes, automatic rotary cleaning pond packing after startup;Opening exterior liquid body valve after rotation 10min makes in culturing pool Dead packing is discharged with seawater.
4. a kind of hydroxyl radical free radical kills the method for stimulating cryptonucleus insect packing as claimed in claim 3, it is characterised in that in step 1) in, the culturing pool is the opening cement pit of class cylinder, and radius is 2m, and depth is 1.5m, and cumulative volume is about 20m3
5. a kind of hydroxyl radical free radical kills the method for stimulating cryptonucleus insect packing as claimed in claim 3, it is characterised in that in step 1) in, culturing pool side top is provided with water inlet, and bottom of pond is the smooth bottom of pond of level, is provided with pond center by the automatic of motor control Rotating brushes, rotation central axis is stainless steel tube, away from there is brush plate at the 0.13m of its bottom, and brush plate length is that 3.8m, width are 0.3m;Brush plate uses the nylon yarn material bristle for being furnished with that length is 0.15m on the smooth brush board of polypropylene material, brush plate;Electricity After machine starts, hairbrush rotates along axis stainless steel tube, and rotating speed is 10r/min, and pool wall side bottom is provided with discharge outlet.
6. a kind of hydroxyl radical free radical kills the method for stimulating cryptonucleus insect packing as claimed in claim 3, it is characterised in that in step 2) in, the power of the high-frequency and high-voltage power supply is 150~300W, and oxygen air inflow is 1.0~5.0L/min, and oxygen is through high energy electricity It is ionized, dissociates after son bombardment, forms gaseous oxygen biologically active fragment.
7. a kind of hydroxyl radical free radical kills the method for stimulating cryptonucleus insect packing as claimed in claim 6, it is characterised in that the gas State oxygen activity fragment includes O2 +、O(1D)、O2(a1g)、O2 -、O(3) and O P3Particle, concentration is up to 50~300mg/L;The pipeline is Polyfluortetraethylene pipe.
8. a kind of hydroxyl radical free radical kills the method for stimulating cryptonucleus insect packing as claimed in claim 3, it is characterised in that in step 3) in, the flow of the seawater is 10~50L/min, and the total oxidant TRO concentration of hydroxyl radical solution is in 2~30mg/L.
9. a kind of hydroxyl radical free radical kills the method for stimulating cryptonucleus insect packing as claimed in claim 3, it is characterised in that in step 3) in, tank is cube enclosed water mud sump, and total measurement (volume) is 20m3, stored seawater is the cleaning sea pre-processed by sand filtration Water.
10. a kind of hydroxyl radical free radical kills the method for stimulating cryptonucleus insect packing as claimed in claim 3, it is characterised in that in step 4) in, the stimulation cryptonucleus insect is encapsulated in 0.5~2.0h of immersion in hydroxyl radical solution, is determined by sediments microscope inspection mode After packing is dead, start after automatic rotating brushes switch, rotation 10min, dead packing is discharged with seawater in culturing pool.
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