Coarse bubble diffuser Aeration solutions

13 Pages·2016·1.52 MB·English

TWitaeslte Water Aeration
We are Jäger
Dipl.-Ing. Sebastian Jäger Dr.-Ing. Andreas Jäger Dipl.-Kfm. Marius Jäger
Content We grew up with rubber Our Philosophy
We are Jäger 2-3 Since 1942, when Gummi-Jäger, the parent company of Thinking across departments and corporate boundaries as
40 years of innovation 4-5 Jäger Gummi und Kunststoff GmbH, was founded, appli- well as generating competitive advantages for one’s own
cation-oriented advisory service, material-oriented cons- company, customers and suppliers: Due to these guiding
Diffuser selection 6-7 Hanover
Pine City La Porte truction and system related development are the key for principles the Jaeger Group of Companies is a professional
Aeration solutions
Sacramento the Jäger Group´s success. partner in all sectors of machine and plant engineering.
Shenzhen
Disc diffuser 8-9 Hong Kong
Bangkok
Tube diffuser 10-11 Our competence and efficiency continuously raised accor- Confidence in cooperation
Strip diffuser 12-13 ding to the customers’ demands. Our success is based on Successful customer relationships are based on trust. For
continuous product innovation, advice independent from us, this means reliability in our promises and actions, fair-
Coarse bubble diffuser 14-15
the material as well as a friendly, competent service and ness in equal partnership and the trustworthiness of the
Customer orientation 16-17
zero-defect philosophy. Jäger entrepreneur family.
Development and testing 18-19
Selected references 20-23 The family business in its third generation operates wor- Reliability in partnership
ldwide and is a qualified partner in the field of environ- Joint work with the most various suppliers guarantees
mental and agricultural industry as well as in machine competitive advantages for our customers.
and plant engineering and oil exploration. Over 1.000
employees working in more than 20 sites in Europe, the Understanding in problem solution
USA and China aim to ensure that. By the combination of the most different materials and
the integration of various functions in a system compo-
nent we guarantee our customers a lasting advantage in
competition.
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40 years of innovation
We are the original Well-engineered Innovative
At the beginning of the 1970’s aeration systems did not The development team of the Jaeger Group of Companies The used materials and production processes reflect our In addition to our standard product range we implement
longer meet the requirements of waste water treatment perpetually works to improve the aeration technology. In decades of experience. JetFlex® diffusers’ HD, CBD, TD our customers’ ideas and demands into tailor-made
entirely. 40 years ago Arnold Jäger developed, coope- order to meet the growing importance in the field of ae- and SD performance data fulfill all requirements. Due to membranes and diffusers. Many renowned waste water
rating with the leading German wastewater treatment ration systems, all Jäger activities concerning waste water the broad range of accessories our JetFlex® diffusers may companies effectively use our experience of waste water
plants, the first rubber membrane diffuser. Since that treatment have been transferred to Jäger Umwelt-Technik replace any existing systems on any available aeration resistant materials, innovative production technology and
time, the innovative rubber EPDM-membrane diffusers GmbH in 2007. grids. complete quality control. In that way they benefit from
save energy and processing costs. distinctive energy efficient designs and, thus, produce
ƒ Our core competence is providing unique aeration so- sustainably competitive advantages.
Since 1975, Gummi-Jäger produced more than 25 million lutions for biological wastewater treatment.
membranes and diffusers for the leading manufacturers ƒ Our success is based on continuous product innovation, We enable our customers to comply with almost every
of waste water companies all over the world. During the friendly, competent service and zero-defect philoso- effluent specification and project-specific life cycle cost
last four decades, Arnold Jäger and his sons took out phy. requirements. State of the art engineering tools (CAD,
more than 30 patents on aeration technology in Europe CAM, FEA), in house medium scale testing and evaluati-
and the USA. on facilities and the close cooperation with research or-
ganizations such as the Leibniz University of Hanover or
the German Institute for Rubber Technology (DIK) ensure
further continuous improvement and innovation.
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Diffuser selection
Requirements for tender compliance
For every application we offer the right tailor-made so- Considering the projects data and the analysis of the re- The analysis of investment, maintenance and processing
lution. Whether municipal or industrial systems, at rea- quirements profile we generate our offers with regard to: costs defines the specific requirements profile for the ae-
sonable costs or high efficiency, easy to use or especially ration system and enables the right choice.
for most demanding requirements – every diffuser has a ƒ Type of wastewater, waste water constituents, tempe-
certain field of application. rature and chemical characteristics Longterm projection of investment costs enables the op-
ƒ Process engineering: low load / high load, conventi- timal choice of aeration system inclusive air blower and
onally / fixed bed, activated sludge / turbid water / piping system.
aerobic stabilization
ƒ Specific operational costs: energy costs, maintenance-
and service costs
ƒ Evaluation of operational safety, different services and
service intervals
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Aeration solutions
Disc diffuser
JetFlex® HD disc diffuser (HD-Series)
The Jäger HD disc diffuser series combines cost effective ƒ Glass fiber reinforced plastics for maximum chemical
design, low installation and maintenance costs, reliability and thermal resistance
and performance in intermittent and continuous aeration ƒ Non-return valve (optionally)
processes. HD disc diffusers additionally offer a wide ran- ƒ Various connections for plastic and steel tubes due to-
ge of advantages: comprehensive range of accessories
ƒ Standard diffusers available in stock
ƒ Different types of perforations according to the opera-
ting conditions
ƒ Precise die cut openings for high oxygen transfer effi-
ciency and low head loss
ƒ Active diameter from 184 mm to 218 mm over 295
mm
ƒ Various standard and special membrane materials:
EPDM, Silicone, PUR, NBR and FKM
ƒ PTFE coatings possible
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Aeration solutions
Tube diffuser
JetFlex® TD tube diffuser (TD-Series)
The Jäger TD tube diffuser series also combines cost effec- ƒ Mounting resp. assembling possible onto round and
tive design, low installation and maintenance costs, reli- square tube headers
ability and performance in intermittent and continuous ƒ Various standard and special membrane materials:
aeration processes. TD tube diffusers additionally offer a EPDM, Silicone, PUR, NBR and FKM
wide range of advantages: ƒ PTFE coatings possible
ƒ Versatile connection options for plastic and steel pipe
ƒ Different types of perforations according to the opera- by a comprehensive range of accessories
ting conditions
ƒ Precise die cut openings for high oxygen transfer effi-
ciency and low head loss
ƒ Low head loss due to grooved PP-support tube
ƒ Realisation of high diffuser density possible
ƒ Active length from 200 – 1200 mm with standard
length of 500 mm, 750 mm and 1000 mm
ƒ Standard diameter of 65 mm and 90 mm
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Aeration solutions
Strip diffuser
JetFlex® SD strip diffuser (SD-Series)
The diffuser series SD completes Jäger’s line of diffu- ƒ Easy installation on the tank floor by an innovative fi-
sers and continues our success story. The high-tensile xing plate
micro-perforated polyurethane membrane offers maxi- ƒ An integrated tube socket enables simple connection
mum lifetime. The fixing devices are designed with re- via common joint couplings
gards to reliable operation, long lifetime as well as easy ƒ Diffuser height is adjustable to balance uneveness of
installation and handling. JetFlex SD diffusers offer nume- the tank floor
rous other advantages:
ƒ Combining the standard lengths of 1.5 m, 2 m, 3 m
or 4 m up to 8 m in steps of 500 mm are technically
feasible
ƒ Total length of 8 m is connected to only one air supply
line at a high sufficient air range
ƒ The specifically developed non-return valve protects
the diffuser from water and mud and simultaneously
enables considerate relief of the membrane
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Aeration solutions
Coarse bubble diffuser
JetFlex® Coarse Bubble Diffuser (CBD) Jetflex® SS-CBD (tube diffuser):
ƒ Two standard lengths of 335 mm and 630 mm avai-
For special applications, coarse bubble diffusers are also
lable
available from our product portfolio, either in a disc de-
ƒ Material in stainless steel and so applicable in a high
sign or as a stainless steel tube type. Installed in a sand
corrosive waste water
trap or as a post-aeration, they offer the possibility to put
ƒ Even at high temperature a reliable aeration system
through large amount of air. Thus, the water is best cir-
culated or a certain oxygen concentration in the effluent
may be maintained. In addition, these diffusers are ap-
plied in activated sludge tanks in order to induce vertical
flow so to prevent sludge settlement on the tank floor.
JetFlex coarse bubble diffusers also offer numerous other
product specific advantages:
JetFlex® CBD 105 (disc diffuser):
ƒ Diameter of 105 mm
ƒ Silicone membrane and glass fiber reinforced plastics
for maximum chemical and thermal resistance
ƒ Non-return valve (optionally)
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Customer orientation
Performance dedication Professional partners Proven solutions Product and process quality
We, Jäger Umwelt-Technik, regard ourselves as manufac- Today we market our products in cooperation with more We provide verifiably cost efficient and long-life aeration Jäger diffusers are manufactured in our sites in Germa-
turer and supplier of aeration components and systems. than 140 individual marketing and engineering part- solutions for the most challenging applications. In close ny, China and the USA. Processes in our production sites
We traditionally provide complete tube and disc diffusers ners. Therefore, we provide all necessary knowledge and cooperation with leading waste water OEM customers we are certified and meet requirements according to DIN EN
as well as single certified components according to cli- technical experience in forms of complex documentations develop a broad variety of: ISO 9001 and DIN EN ISO 14001. In our global producti-
ent specifications. Additionally, we cover whole aeration for our partners: on network we control the entire manufacturing process
tanks up to the upper edge of the basin. Cooperating with ƒ Waste water resistant rubber or polyurethane mate- chain. All manufacturing and test data are recorded for
system partners we provide further solutions for munici- ƒ Tables of materials rials traceability:
pal and industrial wastewater treatment plants made by ƒ Design programs ƒ Membrane shapes and sizes
one source. ƒ Data sheets / performance specifications of the pro- ƒ Diffuser platforms ƒ Compound mixing
ducts ƒ Clamping mechanisms ƒ Rubber molding and extrusion
ƒ We support partners in integrating systems and choo- ƒ Complex range of accessories ƒ Plastics injection molding of the support bodies
sing components. ƒ Installation instructions ƒ Final assembly of the components
ƒ We meet service specifications and bid for tenders. ƒ Preventive maintenance ƒ Head loss and bubble pattern testing during the whole
ƒ Case studies / reference facilities all over the world production
ƒ Durability testing in a 6 m deep tank
Our partners combine our Jäger diffusers with their own
regional know-how and own components, for example,
compressors, pipe work, agitators, fixed beds and pumps.
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Development
and testing
Material development Laboratory testing and field tests
The diffusers’ durability and functionality significantly Our mixing facility automatically weighs up the raw ma- In our laboratory we systematically test all products for In addition, we offer to evaluate the residual life span of
determine the purification efficiency of a waste water terials. Internal mixers and rolling mills blend and ho- mechanical strength and head loss performance in clean our diffusers for our customers. After dismantling single
treatment plant. Thus, we develop the materials for our mogenize the mixture. As a result, excellent and quality water. As part of regular audits we test the JetFlex® diffu- diffusers out of the aeration tank, we examine the head
diffuser membranes on our own. In our in-house labo- supervised basic material is available for further extrusion sers’ durability and material fatigue with up to 1 million loss caused by potentially changing materials and depo-
ratory our polymer engineers test waste water resistant and injection moulding processes. cycles. Furthermore, we cooperate with external partners, sits. In that way, we can estimate whether a chemical
elastomer and polyurethane materials. The combination for example, Leibniz-University Hannover, Tongji Univer- and/or mechanical cleaning can extend the diffusers’ life
of the raw material is optimized for various types of was- sity Shanghai/VR China, German Rubber Institute (DIK), time or it is more economic to completely replace the
te water. In the last 40 years we primarily developed spe- Hanover/ Germany, GSEE Inc, La Vergne /USA and many diffuser.
cific membrane materials for numerous different types of more.
industrial waste water:
In case of applications with specific waste water subs-
ƒ EPDM for most domestic waste water in municipal tre- tances we recommend conducting pilot studies. Diffusers
atment plants made of different membrane materials are installed on a
ƒ Nitrile and Urethane for high durability and efficiency testing frame. After a certain contact period with waste
in oily waste water applications water the membrane characterictics possibly change thus
ƒ Silicone based compounds for high temperature re- durability and longevity may be estimated.
sistance and specific industrial facilities
ƒ Fluoro- and other specialty polymers for exceptional
treatment processes
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