2014 April
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Archive for April, 2014

Heat Pump | HVAC?…. Heat Pumps.?

We recently bought a foreclosure and, of course, the furnace and AC are missing and need to be replaced. It’s in a rural area in central Mn and gets down to -20F in the winter. We have a choice of propane or electric heat.The hvac guy we had out mentioned that a heat pump with a propane back-up may be the way to go. We’ll have 2 zones, one about 1100 sf and another about 900sf. I’m skeptical that    .. more …

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Biomass | World’s First Biomass JV Cluster To Be Launched In Sandakan

KOTA KINABALU: The world’s first biomass joint-venture cluster will be launched at the fifth International Palm Oil Expo (PalmEx) 2014 in Sandakan on May 21 to 23.Chief Minister Datuk Seri Musa Aman is expected to launch the event which is jointly organised by the Ministry of Industrial Development (MID), Department of Industrial Development and Research (DIDR), Fireworks Event (M) Sdn Bhd, Palm    .. more …

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Solar Power | Solar Power???????????????????

What is solar energy?What is it used for?How it is obtained? And in what form? What is the price of solar power?How solar power works, Different types of solar panelshmm i have to find out a lot about solar energy.thanks :)Solar energy is the light, visible and invisible, that is emitted from the sun. Solar power is the electricity that is created from solar energy in man made devices.The solar    .. more …

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Photovoltaic | Difference Between Photovoltaic And Solar Energy?

what is the difference between them both? Or are they the same? and what is solar thermal energy? its all really confusing! can someone explain what they are?Thanks in advance!Photovoltaic is one form of solar energy utilization. But not the sole manner of producing energy.Passive solar energy uses simply the heat energy from sunlight to heat a space, heat water, etc. with no external power    .. more …

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Green Energy | Trading Green Energy?

I have a strong interest in Green energy. Any chance this is/may be traded online like oil and coal?Global Alternative Energy ETF, ticker symbol GEX.http://vaneck.com/market-vectors/equity-etfs/gex/snapshot/?utm_source=google&utm_medium=cpc&utm_campaign=gex&keyword=%2Bgreen%20%2Benergy%20%2BinvestmentEarn a 6% return from the sun: Five ways to invest in green energy without the hassle    .. more …

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Biomass | What Is BIOMASS?

It a Nutshell, can you tell me the basic idea behind biomass fuels?BIOMASS….well when things decay they produce methane ..catch the gas and burn it in a process you need…That’s the short version…now for the example …In 1990 the state of New York had a problem of decay..they were overburdened by the huge BIOMASS they called the sanitary landfill…In turn they searched for a way to use    .. more …

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Alternative Energy | Russia, China Aim To Finish Gas Talks Before Putin's May Visit: Media

MOSCOW (Reuters) – Russia and China aim to wrap up a 10-year series of talks about Russian gas supplies before President Vladimir Putin visits China in May, media quoted the deputy prime minister as saying on Monday. The Russian deputy premier, Arkady Dvorkovich, also said China is interested in alternative energy projects on the Black Sea peninsula of Crimea, annexed by Russia from Ukraine in    .. more …

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Green Energy | Why Yingli Green Energy (YGE) Stock Is Higher Today

NEW YORK ( TheStreet ) –Shares of Yingli Green Energy Holding Co. ( YGE ) are trading higher 6.2% to $4.12 on Monday afternoon after announcing a frame work agreement with United PV , a Chinese solar plant owner.United PV will acquire at least 300 MW of large-scale solar energy systems, which is eligible for certain criterions, from Yingli China from 2014 to 2016.Yingli China’s wholly-owned    .. more …

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Photovoltaic | What On Earth Is A Photovoltaic Cell?!?!?!?!?

Please provide a concise explanation, or a website i can go to… …A solar cell (or a “photovoltaic” cell) is a semiconductor device that converts photons from the sun (solar light) into electricity. In general a solar cell that includes both solar and non-solar sources of light (such as photons from incandescent bulbs) is termed a photovoltaic cell. Fundamentally, the device needs to fulfill    .. more …

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Heat Pump | Split System Heat Pump Is Acting Strangely?

We have a split system heat pump with the backup heaters in the basement and the heat pump outside of the house. Tonight when I got home from work, it was blowing cool air. But it’s probably in the 40’s outside. The thermostat is set properly and no setting is incorrect on it (no fan turned to the on position, etc.).Then we turned it off and let it stay off for maybe 5-10 minutes. I had the idea    .. more …

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