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Questions related from Khaleel Ibrahim Abass
we know the soil at a depth still cold although the weather become hot .
01 January 2017 7,771 10 View
ocean and sea filled all around of earth it is hard and salty cant use for drinking and washing .
01 January 2017 1,456 6 View
in recent time we see many aircraft accidents and many people died from air plane crash .
01 January 2017 4,695 11 View
updraft tower solar chimney is good for electrical power product what about down draft .
01 January 2017 6,281 6 View
solar height is important factor to get power from the solar tower plant to give more density deference for air .
12 December 2016 2,550 13 View
modern cars factory replaced car shield from metal to fiber glass .
12 December 2016 3,854 17 View
solar pond good device to get heat energy which stored in its salted water .
12 December 2016 2,373 2 View
solar pond is a good device for solar heat energy storage that stored in its salt water depend on its clean surface .
12 December 2016 8,140 10 View
solar pond is away that storied solar heat in a salted water ,
12 December 2016 9,245 10 View
we know that solar power tower have two main parts first the basin solar collector and second is its tower .
12 December 2016 5,373 3 View
solar tower power plant is used hot air that heated at the basin collector which passed by a speed throw turbine to give power .
12 December 2016 2,631 7 View
solar energy is good in many application and its so good in heating space s .
12 December 2016 3,410 5 View
we know that increase engine performance and lowered its emission is the aim of all research .
09 September 2016 3,327 6 View
we know that the nano particle technology increase performance when used in many devices .
08 August 2016 776 6 View
we know that heat storage (like trombe wall ) contain heat much than that heated spaces need .
07 July 2016 8,854 3 View
solar tower chimney used to accelerate air that enter the chimney by heat air and passed this hot air around air turbine to it .
07 July 2016 7,165 4 View
there are three layer for temperature distribution in solar pond which must not mixed with each other to give the best result.
07 July 2016 8,024 11 View
sun rays cause different diseases and also it is good to give some vitamin .
07 July 2016 3,694 2 View
selective color paint used to paint walls and plates in solar absorb er devices to gain more sun heat .
06 June 2016 6,127 3 View
the worm and worm wheel gear used to reduced speed a bout 50 times and used in perpendicular shaft .
06 June 2016 1,668 3 View
solar water heater is good device to get heated water for using in many application like getting steam for a power plant .
06 June 2016 8,726 9 View
we know solar energy is using in electrical generation like solar tower etc.
06 June 2016 6,496 6 View
in solar water distillation need to increase productivity by increase basin evaporation by adding material .
06 June 2016 7,748 4 View
we know the engine piston (piston head ) get high pressure and temperature and high stress >
05 May 2016 6,403 4 View
in solar water distillation still the more evaporation from still basin need more area for condensing .
05 May 2016 1,219 5 View
we know there are much type of heat exchanger that give us the best heat transfer for heating or cooling of the liquid get inside .
05 May 2016 3,087 6 View
solar bond solar heat energy in the bottom layer and it reached high temperature ,need to use this energy .
05 May 2016 1,559 3 View
there are three layer in the solar bond the bottom one is very salted which absorbed solar heat and reached balanced temperature .
05 May 2016 9,821 2 View
we know the glass cover mass in the solar still is main reason for store heat that reached from sun and and from condesing on it from inside of the still and minimize productivity .
05 May 2016 7,374 4 View
trombe wall used solar radiation to heat a wall which released it to the air passed in agab between this wall and the glass cover .
04 April 2016 939 5 View
in solar chimney the angle between collector and earth is important to the air to flow steady without losses.
04 April 2016 8,297 4 View
the water in the solar still s need much heat from sun to evaporate and cold surface to condensate
04 April 2016 9,835 4 View
because we need to allow solar radiation passed throw glass cover and not stored in it which make the cover hot surface
04 April 2016 5,668 9 View
Many researchers advice using ceramic coating for the piston in the internal combustion engines and present an enhancement in the engine performance. Are these results logic from cost and...
03 March 2016 1,470 7 View
In desalinating system, most the researchers use non selective black color in the basin floor. What is the advantage of this color and why this color and not just black color only.
03 March 2016 6,965 6 View
Most researchers using non selective black color to paint the floor of the distiller. what is its composition formula and the chemical composition of the selective black color paint.
03 March 2016 2,553 4 View
Simple solar distiller is a worldwide used, but it suffer from low productivity, which reduced its usage. I need a procedure to increase its productivity and performance. Regards
03 March 2016 1,912 11 View
In solar heat storage application sometimes sensible heat storage is used, or latent heat storage, sometimes the two storage phases are used (hyper). Which system of them is more suitable for...
03 March 2016 9,714 4 View
The solar energy can be stored in many applications as Trombe wall and other systems. However, the solar intensity varies with time. At which hour of the daytime the storage system earns the most...
03 March 2016 5,828 7 View