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STEEL STRUCTURE DAVY CUP Co., Ltd. is a company specialized in designing, developing, manufacturing, installing, selling steel structures and undertaking various kinds of steel structures.Our main product ranges have H beam, C and Z shape steel purlins, color steel panels, sandwich panels, steel pipe and so on.

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Hight efficient dairy cow house fan

  • Cooling cows efficiently with HVLS fans Progressive Dairy

    Mar 31, 2014 · Some important factors to take into consideration when evaluating efficient cooling solutions for cows include basic dimensions of a space like square footage and ceiling height, while other details are equally valuable including the presence of obstructions and the spacing of fans.Read More

  • AuthorAdam Hatton
  • Fan Cooling Dairy Cows

    Fan Cooling Dairy Cows By Curt A. Gooch, P.E. Dog dead hot summer days provide a particular challenge in keeping cows comfortable. In the Northeast, characteristics of these days are high daytime and night time temperatures, high humidity, and little or no natural air movement. Such conditions are particularly stressful to dairy cattle.Read More

  • FansHow Cool Are Your Cows? Animal & Food Sciences

    FansHow Cool Are Your Cows? Dairy Extension Resources is a measure of thermal stress. The THI is used to estimate cooling requirements needed by cattle to improve the efficiency of management practices to dissipate heat*9. axial and high volume low speed fans*23. Axial fans (figure 1, often box or round fans) are the high speed fans Read More


    High volume low speed (HVLS) fans are the newest ventilation option available to dairy and livestock farmers. These large fans, which range in size from 16 to 24 feet, provide energy efficient air movement throughout the barn at a fraction of the energy cost of high speed fans. Advantages of HVLSRead More

  • Dairy Cow Fan Wholesale, Cow Fan Suppliers

    offers 1,050 dairy cow fan products. About 71% of these are axial flow fans, 11% are other animal husbandry equipment, and 5% are centrifugal fans. A wide variety of dairy cow fan options are available to you, such as ccc, ce, and csa.Read More

  • Vostermans Ventilation Dairy

    To reduce heat stress in open dairy houses, Multifan offers a full range of fans. The modern, highly productive dairy cows need to be served with optimal climatic conditions all year round. Especially in summer times, in confined spaces / buildings, the temperature can easily rise to a too high level.Read More

  • Dairy farm energy efficiency Milkproduction

    Two common types of circulator fans used in dairy housing systems are box fans and high volume low speed fans (HVLS). Box type fans generally operate at moderate to high levels of efficiency, depending on the fan diameter, with the larger diameters being more efficient (Sanford, 2004d).Read More

  • Dairy Housing Ventilation Options for Free Stall Barns

  • Ventilation should focus on cow needs, not cost hoards

    May 24, 2019 · Fan selection had the highest impact on the operating costs for all ventilation systems. We were surprised to see how much variance existed in fan performance and the relative importance of selecting an efficient fan. High efficiency fans tend to be more expensive, but the investment is easily paid back by the lower operating costs over time.Read More

  • AuthorMario Mondaca
  • Dairy Ventilation Schaefer Ventilation

    Providing cow comfort products. A cool cow is a comfortable cow and a comfortable cow eats more and produces more milk. Air movement improves herd comfort, increases milk production and decreases the occurrence of reproductive issues and diseases.Read More

  • Feeding dairy cows well for high milk yields The Organic

    Feeding your animals well increases your income. Dairy cows require a balanced diet for milk production, body maintenance and good health. The animals should have adequate water at all times so the animal can take as much as it needs. No dairy cow, no matter how good the breed, can remain productive without proper management, especially feeding.Read More

  • DeLaval solutions for cooling cows

    DeLaval dairy fan DF1270 DeLaval dairy fan DF1270 can ventilate an entire dairy cow housing facility. The 127cm fan provides optimal ventilation by moving air at a rate of max 33,000 m³/h. Installation at a minimum height of 2.7metres and with a 10° to 15° angle provides optimal air flow in the barn, along the feeding table or in the holding Read More

  • Australia Powerful 220v 600mm Ventilation Fan For Dairy

    Australia Powerful 220v 600mm Ventilation Fan For Dairy Cows , Find Complete Details about Australia Powerful 220v 600mm Ventilation Fan For Dairy Cows,220v 600mm Ventilation Fan For Dairy Cows,Specially Designed Cow house Exhaust Fan/ventilation Fan,Cattle House Hanging Cow Fan from Supplier or Manufacturer Shenzhen Hodream Environment Equipment Co., Ltd.Read More

  • Cooling Dairy Cattle in the Holding Pen FSA4019

    Cooling Dairy Cattle in the Holding Pen. The holding pen or pre milk area of the milking center is usually the most stressful area for a dairy cow in hot weather. In the holding pen, a cow is confined in a small area with other cows, and the cow dissipates heat by Used chicken house fans can be used in the holding pen, but they shouldRead More

  • Heat is a serious threat to dairy cows – we're finding

    Oct 02, 2018 · Dairy cows are sensitive to heat, so farmers cool them down with sprinklers and fans. Researchers are designing better, more efficient systems to keep cows comfortable through hot California summers.Read More

  • AEN 75Micro sprinkler and Fan Cooling for Dairy Cows

    breeding efficiency in dairy cows. Losses in the pocketbook Summary of Test Results of Sprinkler and Fan Cooling of Dairy Cows. Control Cooled Response Measurement Group Group Difference Feed Intake (% change) air flow per cow. For tubes mounted high above the cows, a flow rate of as much as 400 cfm/cow may be needed. If theRead More

  • Practical Tips To Improve Feed Efficiency American

    Practical Tips To Improve Feed Efficiency. By Jaclyn Krymowski Feed efficiency is one of those things that’s frequently talked about, but not always interpreted the exact same way. Likewise, when asked what one is doing on farm to increase or maintain a steady feed efficiency rate, how many would be able to give a concrete answer?Read More

  • Heat stress alleviation for dairy cows housed in an open

    Curtain sided barns with circulation fans above stall are commonly used to house dairy cows in China. in a high efficiency of water evaporation combined with keeping the animals and area dry Read More

  • Dairy Housing Lighting Options for Freestall Housing

    Lighting Options for Free stall Housing. Agdex#410/721 Use LDPP for milking cows and SDPP for dry cows. House milking and dry cows in separate facilities. Lighting efficiency is different for different light sources. Clarke, S., and H. House. 2006. Energy Efficient Dairy Lighting. Infosheet. House, H.K. 2004. Lighting for More Milk Read More

  • Dairy Cattle Housing and Layout of Dairy Farm

    Dairy Cattle Housing and Layout of Dairy Farm. Article shared by Comparative Merits of Loose Housing and Cow House (Bam System)The floor, manger and water trough requirement are given in Table Requisite This is aimed to have maximum efficient use of available space, minimizing approach time from one building to the other in carrying Read More

  • Improving Water and Energy Efficiency in California’s

    PROBLEM It is critical to keep dairy cows cool during California’s hot summers. Standard cooling methods, however, such as fans and spraying cows with water, require substantial amounts of electricity and water. SOLUTION With the goal of reducing electricity and water consumption, WCEC and the UC Davis Department of Animal Science tested three novel approaches []Read More

  • Large Commercial Ceiling Fans Help Dairy Farm Productivity

    The dairy turned to industry leader Big Ass Fans® for 12 large 24 ft (7.3 m) diameter fans for constant air movement and improved overall air quality, providing the herd a refreshing breeze at all times. The fans efficiently move huge amounts of air using only a 2 horsepower motor, costing a fraction of other, less efficient fan systems.Read More

  • Fans Abbi Aerotech

    Dairy cows are very sensitive to heat stress, which can cost the dairy farmer over EUR 250,00 EUR 300,00 per cow per year. This fan is by far the most energy efficient in the market for larger axial fans. The motor, blades and casing (galvanised steel sheet) are tailored to the specific dairy housing conditions. High airflow coupled Read More

  • DAIRY COW HOUSE DESIGN An efficient and African

    DAIRY COW HOUSE DESIGN. An efficient and effective dairy barn or cow house design is based on the following principles1a) Cow comfort b) Labour efficiency, safety and comfort c) Simple, robust, flexible and expandable d) Durable, cheap e) Straight lines f) Concentration of labour g) Optimizing and separating flows* Cow flow (over the day Read More

Steel Structure Drawing

Steel Structure Material

Item Name Materials Characteristics Material Grade Surface Treatment
Steel Column H shape,Box,Steel Pipe,Hot tolled sheet Q235B,Q345B Paint or Hot dip Galvanized
Steel beam H shape,Box,Steel Pipe,Hot tolled sheet Q235B,Q345B Paint or Hot dip Galvanized
Steel Bracing Steel Rod,Steel Pipe,Angle Steel Q235B,Q345B Paint or Hot dip Galvanized
Steel Purlin C or Z purlins(Thickness1.8mm~3.0mm) Q235B,Q345B Hot dip Galvanized
External Wall panels,Roof panels Single colorful corrugate steel sheet,sandwich panels with EPS,Rock wool,PU. Galvanized Steel+Painting Alu-zin 150g,Fluorocarbon pain
Steel buildings Door Slidding or Rolling door Steel or Aluminum sheet Paint or Hot dip galvanized
Steel buildings Windows Aluminum alloy-Glass,Aluminum alloy-shutter T=1.0-2.0mm Alloy
Skylighting panels FRP T=1.5mm-1.8mm Coefficient of thermal expansion:2.2x10-5/cm Light Tranmitar 85%
Ventilator Turbine ventilator on a ridge Steel,Stainless steel ,PC Paint or Hot dip Galvanized
Gutter Galvanized steel plate,Stainless steel plate T=2.0mm Hot dip galvanized
Downpipe PVC pipe,color steelpipe Y=0.5mm Dia110mm paint
Hight Bolt Ordinary ,High strength 10.9S,4.8S Hot dip galvanized,Steel
Ground bolts Steel RodM24,M27,M30,M33,M39,M42 10.9S Steel

Steel Structure Material





Column and Beam

Q345 or Q235 H section steel ( painted or galvanized)


Wall&Roof Purlin

C or Z section steel, size from c120~C320, z100~Z200(galvanized)


Wall&Roof Panel 

colorful corrugated steel sheet or sandwich panels (eps, rockwool, fiber glass, pu etc.)



steel angle, steel pipe, steel round bar.



sliding sandwich panel door or rolling metal door



pvc or aluminum alloy windows



anchor bolt, high strengthen bolt, normal Bolt, skylight Belts, ventilators, gutter, down pipe, etc.

Quick Message

Fill in this form or click the service online, all questions will be answered.