The system EVAP
EVAP is one kind of ventilation system, which emphasizes the use. The wind speed and evaporation of water so that the temperature of the air drop or called. Air conditioning system cooling panel vapor (Evaporative cooling system).EVAP is an exchange of air surrounding the flow through the panel evaporator water (Cooling pads), which has the characteristics of wet air touch area and air flowing through the well. The water in skin sheets of the Cooling pads the evaporation.The feeling is cool Cooling pads is the heart of the system EVAP made of material that is coated with a special natural wood pulp from absorb water quickly. And not to liquefy. Can water distribution throughout the ทุกผื on skin quickly and regularly.To help the remaining water from evaporation flow down wash the dust and dirt from the surface. It improves the efficiency of filtering dust mixed in the outside air.The optimum conditions for animal husbandry in temperature and humidity. The activity occurring in animals can cause heat. The animals need to transfer heat from its body out through the skin in various parts of the body.Heat transfer is effective. When the outside temperature is not higher than 26 animal body.7 C if hot outside, inside of the animals was hot, heat transfer the hardest of all. So in laying hens in the hot air layer is a heat transfer process from the body by the mouth breathing.Stress in animals, it will happen. Stress caused by the heat. So the control system shall be good hygiene layer free from such stress.A system EVAP
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the advantages of making housing animals in the system EVAP
1. Can prevent epidemics effectively
2. Can increase the number of chicken to one unit of analysis. The chicken was about 15 per square meter (from normal 8-9 per square meter)
3. The growth rate was higher than average weight per culture better in the greenhouse, open time within equal
4. Mortality low
5. Can prevent insects and the enemy that the noise
6. Can manage the light inside house effectively
7. Reduce moisture and ammonia in the house down as hasn labor efficiency. Especially in the greenhouse with providing food, water and automatic
8. Can supply suitable housing Be good looks to layer
9. Greenhouse cool ventilated, dry and wet
Temperature adjustment in it from the first day to day 119
1. Heat
first week, temperature 36 ℃ week 3 temperature 35 ℃ week 5 temperature 34 ℃ week 7 temperature 33 ℃ week natural 10 temperature 32 ℃ week 13 temperature 31 ℃ week 15 temperature 30 ℃ week 17 temperature 29 ℃ To balance well in chicken body temperature perception is chicken21 ℃ chicken calculation temperature perception based on the temperature outside the story Chicken = (perceived temperature temperature temperature - (chicken chicken to feel × temperature) calculation to the temperature at which recognize the small chicken 2.5 ℃ and ℃ .
Moisture
The first day, moisture 5% date 7 to 20 moisture 4% date 21 to 34 to moisture 3%
date 35 to 48 moisture 2% date 49 to 119 moisture 1.5%. In order to suit the cooling requirement, and birth control, a drop in the story cooling system pad
first day 1.2 degrees Celsius (closed system cooling. Pad) since the last 2.6 C
To obtain the cooling needed and well-ventilated better.
light
The first day to day light
14 to the light that 30 TX date 15 to date 28 to light 20 TX date 29 to date 46 to light 10 TX
.The 47 to date 119 to light 1 TX to hormone in the chicken ovary completely to get egg quality.