Hellstein - Model STM - Containerized Sewage Treatment Plants - Brochure

Intensive fish farming plantssystem STÄHLERMATIC®EXPERIENCEPROGRESSQUALITY.: ,. '. I""INTRODUCTION Therefore investments inaquaculture are very profitable, Thedevelopment has two priorities:The aquaculture is a brancheexpension worldwide. The dermandfor f1shes exceed the supply - producnon of delicatessen with ahigh marketing value,30~----~----~------~----~- production of food protein for thepopulation of countriss withinsufficient nutrition.15MiotoProd ctionper y ar20~-- __ ~ ~ ~ ~The vital element of the aquacultureis the water. For example theeuro pe an industrial countries have avery strained water supply with1000 cbm each head and year. Thedecreased ressources of fresh waterresults in rising difficulties for thecommercial aquacultures: Besidesthis they are natural prejudiced byrising pollution of the water,spreading of fish illnesses and by2000 unfavourable climatic effects:10~-----+------~__---r----~51960 1970 19901980Development of aquacultureTilapia: Highest properties of quality and productionSTÄHLERMATIC biostage fortreatment of production waste't I~--\\ 0,breeding planttemperature controlw •• ~, ICcircuit pump stationoxygen supply•• ®STARLERMATIC Aquaculturewith closed water circulationexample for a Stählermatic Aquaculture[[nrmml ><~,--'~').,- I ,'\\, s~,IUilli t&t/I( I''" .~)~.,Ik ••~~~.:::LS·äOl-=-: /1: -',rearinq plant Ior eel fingerlingsbiostaqe STÄI-1LERIvlATIC'"production tank of eel fattening plantTemp.NH4-NN02-Nsettleable solidsfresh water demandgrowing rate of eelsFQoemgll S;mg/l S;mg/lrYcl/d(Yc,/di.M.24-280,20,1°30,91,3Stählermatlc" intensive fish farming plant with a yearly production of 100 t eelsAQUACULTURE in the latest styleFor this reasons the development ofprocesses, which work highintensive, with a low waterconsumption and which areindependent of environmental effectswas pushed since many years.The object is the ecological,controllable production of high-gradekinds of fishes and crustaceans andalso or fingerlings in plants with high 1technicallevel.Such a production of fishes allows astrong spatial concentration, lowlabour costs end high profit.Especially aquacultures with closedwater circulation are very successfulin this way.The breeding of fishes in circuitplants is the most intensive andpromising kind of aquaculture. Itsmain task Is the purification ofwastewater caused by fishexcrements.Growing of an eel in dependence of watertemperature%0080 '"6040·2O14 16 18 20 22 24 26 28 30 32'Cautomatical feeding of eels with pellets.; ' ~The advantages of the intensive fish farmingThe fishes can be produced withlowest quantities of fresh warer.The independence of natural plantposition give the possibility toproduce near by marketing sites.This method is independent ofclimatic conditions and a low energyconsumption will be needed to heatthe water. production tank of plasticIn the plant the fishes are coveredagainst parasites and illness.It is possible, to produce the fishesas the marketinq demands.Economical produonon of fry:fingerlings and fooel fishes in circuitplants..,··~'L·''''".AquakulturTemp.NH4-NN02-Nsuspended solidsfresh water demandgrowing rate TilapiaFQoemg/lmg/lmg/l(Xl/d%/d24 - 280,20,1°32,00,9-,.."JOptimalliving conditions for the fishby continuously high water qualityguarantee better growing ratescompared to conventional systemsIStählermatic® aquacunurs with closed ciculation for Cl quantity of 150 tons Tüapia per yearBiological purification of thewastewater using the combinedsubmerged contact aerator andactivated sludge process with thesystem STÄHLERlVlATIC"rearing areaStählerrnaticl~ fish rarming plant in 'I'allinnlEstonia Ior produotion of sturgeon fingerlings and breeding°C 24-26mg/lSO,2mg/lSO,lmg/l °'Yod 3Temp.NHrNN02-Nsuspended solidsfresh water demandweightoffishBeluga-sturgeons (6 m) kgBeluga-sturgeons(30m) kgBeluga-sturgeons(6 a) kgSibirische-sturgeons(6m) kgFQ 01-25-1230-501-1,51,3Microseopie picture ofnitrificatic biom assBuilding view of a fish farming plantExpe:riences of 20 yearsHighest permanent processstability.There are more than 40 aqua-cultul'e plants with a yearlyproduction capacity up to 400 tonsof different kinds of fishes workingworldwide. More than 400wastewater treatment plants forcommunal, industrial andaqricultural wastewater workingwith the systemSTÄHLERMATIC®.Highest process stahility andwater quality using hiologicalwastewater treatmentThe use of the patenred systemSTÄHLERMATIC®for biologicaltreatment of fish productionwastewater guarantees highestprocess stability.The extensivewastewater treatment with simul-taneous nitri and denitriflcation andbiologie al P-elimination guaranteescontinously, the biologie aldecomposition of products ofmetabolism. noxious for fishes,amrnonium, nitrite and nitrate andorganic components.The system STÄHLERMATIC"worksonly biologica1 without any additionof ehernie al and without mechanicalfilters. The eutrophie biom ass can beused for feed productlon 01' turned toaceount in the agriculture andeonventional fish farms.Optimal oxygen supplyCaused of the safe and eeonomicalgasification of the circuit water withautomatically regulated oxygenreactors an optimal oxygen supply isguaranteed.Minimum space requirementspace requirement for a plant of ayearly quantity of 100 tons: appr. 750m2. The technique is keptcontrollable in aceordance with thescientific and practical findings.Variable kinds of the productionparts are used made of concrete,plastic 01' steel..::' JControllable keeping conditionsand prophylaxis of illness of thefish stockThe separate arrangement of theproduction tanks allows a prophy-laxis and control of fish illness.The biostage will be used with acontent of dry solid matters of< 5,0 mg/m3. So the pathogenousgerms will be eliminate biological.Lowwater consumptionSTÄHLERMATIC® aquaculturecirculation plants works with freshand salt water for the productionof nearly aH kinds of fishes liketropical fishes and cold water fishes.The system needs a waterexchangeof appr. 3 per cent from the plantvolume per day.Self controlEasy handling and sure operationby easy measurement for theconstant control of the importantparameter.High feeding exploitationOptimalliving conditions bycontinuously high water qualityguarantee best growing rates.Aquakultura) fattening plantb) Fingerling plantc) Breeding plantd) First forage100 ]ato Suitable kinds of fishes for the30 ]ato aquaculture30 Mio.lOMio. The plants are qualified for theoe 24 -26 production of most of fresh and salt7,0 water fishes.mg/l 3mg/l 10 There are secured experiencesmg/l 0,2 for following kinds offishes:mg/l 0,05mg/l ° freshwater saltwater%/d 2 sturgeon sea perchGrowth Feed eel sea brassrate quotient%/d FO danubian fish crustaceanes0,9 0,91,8 1,3 tilapia shrimps i.e.2,0 1,0 carptroutshrimpstench i.e,Temp.pH-valueBODeODNH4-NN02-Nsettleable solidsfresh water demandeelsturgeondanubian fishBuildingof the own plant of StählerThe own plant of Stähler in HadamarNiederzeuzheirn has a yearlycapacity of 120 tons in two Iines. Theintention of this plant is production offishes, demonstration, training andresearch with new kind of fishes.It is possible to visit the plant.Marketing of aquacultures plantswith closed water circulation andtheir plant componentsSupply ot know-howProviding of know-how documen-tation and operating instructionsLaboratory equipment for bio-chemical, bacteriological andanalytical analysis for water andfishesMeasurement and control system foraquacultures for the waterparametersServices of Stähler GmbHIssuanc:e of licenc:es formanufacture and marketing ofSTÄHLERMATIC@ aquaculturesAdvice of plant technqlogy, fisherybiology and feed technologyAdvice of plant technology; fisherybiology and feed technologyProviding studies like feasibilitystudies. operatin~ and marketingstudies operating pilot plants andtentative operationsPlanning of STÄHLERlvlATIO"aquacultures, conceptlon forreconstruction of aquaculturesSending specialists for manage-ment, education of staffDelivery of eggs, fry;fingerlings ofdifferent kind of fishesArrangement for sale of theproduced fishesMarketing of wastewater treatmentplants system STÄHLERlvlATIC®forcommunal, industrial andagricultural plantsSTÄHLERGmbHMühlenhof D-6SSB9 Hadamar-Niederzeuzheim Telefon 0 64 33 / 20 6B Telefax 69 60,: ,: