Construction Engineering Consultancy bij CoEnCo te Oostkamp
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CoEnCo


Kanaalstraat 6
B-8020
Oostkamp


Tel.: 050/39 59 79
Fax: 050/38 73 41

E-mail: info@coenco.be


Company number:
BE0462 825 107


Route

 
 

CoEnCo Solar Boilers


CoEnCo solar boilers use heat pipes in vacuum tubes. These are many times more efficient than normal  flat plate collectors. Also flat plate collectors are available at very interesting prices.


Available are:
                        Split Systems
                                   Compact systems
                                               Flat plate collectors

 

 


  

Heat pipe
The heat is passed on to the heat pipe by means of a small copper head. The most important function of the heat pipe is to pass on the heat to the medium that must be warmed up. The heat pipe is filled up with a liquid that evaporates at a relative low temperature. The liquid evaporates by the sun in the warmed up vacuum tube. The evaporated gas rises to the relative cold upper side of the heat pipe. There it condenses again by release to the medium that must be warmed up. The energy of the condensation is passed on to the manifold around the streaming liquid. On its turn the condensed liquid streams down and the cycle repeats again. The cycle stops when the sun stops heating the vacuum tube. This prevents the reflux of energy.

 

Compact system

 

Boiler tank  either SS 304 or in steel enabled:
SS tank 1.2 mm with protective coating
 
Enabled 2 mm BTC340 R with enabled coating

Painted insulation wall 0.5 mm galvanised plate with 50 - 55 mm polyurethane insulation







Flat plate collectors

Equipped with sun selective coating
Copper tubes 10 x0.45 mm
Glass protection 4 mm                          
Thickness of panel 90 mm
Water connections 25 mm
Applicable for water, oil and glycol solutions



 

 

 

 

 

 

Wind energy with CoEnCo

A general survey

Some easy calculations.

What may be your profit?

Normally you can expect minimal 1500 usable wind hours (2000 following some sources)  depending of your site. This is certainly true for the CoEnCo wind turbines because our turbines reach a nominal capacity at 8 to 10m/s (28 -36 Km/hour) and start already up with an average wind speed of 3 to 4m/s (10 to 14km/hour)

The calculation is made in no time. You buy a turbine of for example 2kW Nominal. This turbine will generate, on a annual base, (minimal) a return of 1.500 x 2kW= 3.000 kWh. This is for a private house already a beautiful return on the general electricity consumption.
At the same time you get a ”green certificate” which returns 110€ per 1000 kWh or a supplementary return of 330€ on annual base.

 

The investment will be repaid within 3 to 5 years.
The average total investment  for a complete system of direct supply to the grid costs about 2.4 at 3.3€ per watt. This is the best investment. For a system on battery independant of the grid costs about 1.6 at 3.1 per watt

Nominal capacity

2KW

 

5KW

 

10KW

 

20KW

Propeller diameter

4.0 m

 

6.0 m

 

8.0m

 

12.0m

Nominal number rpm

400

 

220

 

200

 

160

Nominal wind speed

9m/s

 

10m/s

 

10m/s

 

12m/s

Nominal capacity

2KW

 

5KW

 

10KW

 

20KW

Max capacity

3Kw

 

7kw

 

15kw

 

 30kw

Min start–up wind speed

3(m/s)

 

3(m/s)

 

3(m/s)

 

3(m/s)

Working field

3-25(m/s)

 

3-25(m/s)

 

3-25(m/s)

 

3-25(m/s)

Max allowed wind speed 145-180 km/uur  

40- 50(m/s)

 

40- 50(m/s)

 

40- 50(m/s)

 

 40-50(m/s)

Standard height pylon

6m

 

8m

 

12m

 

18m

Weight  upper part

 

 

110kg

 

 

 

 

285kg

 

 

 

 

600kg

 

 

 

 

750kg

 

 

 

Available capcities from 0.5 to 50 Kw

 

The CoEnCo lighting post

CoEnCo can even offer you an original lighting post for your entry or your access road  existing of a wind turbine of 400 Watt in combination with solar panels of 2 x 50 Watt. The lamp itself is a 35 Watt lamp. Depending of the height of the post it will generate between 12 and 35 Lux (at a height of 7 m >30 Lux)

In the soccle of the post is a hidden battery  which gives you an autonomy of 30 hours light. (this by lack of wind and sun what is equal to +- 4-5 nights without recharge). The controller and the invertor are also fitted in the soccle of the post. This is a very comfortable system and needs no further connections.

   


Vertical axis wind turbines CoEnCo

 

 

Two available capacities ( bigger capacities available on demand )

Type
        1 Kw
    3Kw
 
 
 
Start wind speed
      2,5 m/s
    2,5 m/s
Nominal wind speed
     10 m/s
   10 m/s
Working field
    3,5 - 25 m/s
  3,5 - 25 m/s
Max, wind speed
     45 m/s
   45 m/s
Propellor diameter
       2 m
    3 m
Height blades
       2 m
    3,5 m
Standard pylon height
       7 m
   7 m