How to calculate performance of Evacuated tube solar water heater?

I wants to calculate theoritical performance of Evacuated solar water heater using excel programing. can any body share such programmed file.

27 March 2020 2,818 3 View

Can we develop microcontroller based solar radiation measuring device?

I want to develop a Microcontroller based solar radiation measuring device. Can any body guide me?

28 March 2019 1,248 8 View

Which is the international event is going to held in Gujarat state of India?

Global innovative and scientific conference is going to held in Gujarat in India. Can any body aware me about it.

14 January 2019 9,353 4 View

Which type solar thermal collector give better results FPC or ETC?

I am designing solar water heaters using different solar thermal collector. But I want to known your valuable opinions.

07 January 2019 6,818 9 View

Is it possible to use solar energy to provide total energy need of this planet in place of conventional energy?

Now a days photovoltaic is found as a emerging technology to satisfy the needs of whole world energy demands. Other solar thermal technologies also play important role to overcome the need of...

21 December 2018 2,549 21 View

What is the meaning of GOR in solar desalination system?

The performance of desalination is measured by PR and GOR . I wants to know about GOR.

20 October 2018 1,358 1 View

How to calculate no of tubes and pitch of steam condenser?

I m trying to design a steam condenser for solar desalination. The steam is produced from the water of 80 C by reducing the pressure upto 0.06 bar. The cooling water inlet temperature is 20 C .

11 October 2018 2,666 3 View

Is it possible to measure the thickness of solar radiation?

It hard that solar rediation have some Nemo scale or micro scale thichness. Is it true or false? Please give your opinion.

07 October 2018 7,665 13 View

How much vacuum pressure required for flash chamber for effective desalination in solar desalination with flash evaporation.?

Desalination with solar water heater is tried. The temp of solar heated water was 85 C. Our team was confused about the flash chamber pressure.

22 September 2018 798 3 View

Is it possible to design photovoltaic solar pannel that can be used for electrical generation as well as heating a thermal fluid?

Design and fabrication of dual function photovoltaic pannel used for electrical energy generation and thermal heating of fluid like solar water heater and solar air heater. If such pannel is...

21 September 2018 3,565 24 View

error in running a model in Abaqus

Excessive rotation of nodes in node set ErrNodeExcessRotation-Step1

17 August 2021 0 0 View

error in modelling model in Abaqus

Excessive rotation of nodes in node set ErrNodeExcessRotation-Step1

17 August 2021 0 0 View

MGL tools

20 June 2021 0 0 View

what is the simplest definition of ion exchange capacity

What this unit identifies for the ion exchange capacity ca. 0.92 meq. g-1. I am a newcomer in the membrane area. I just started. I highly appreciate your help

08 May 2021 0 0 View

what is the simplest definition of ion exchange capacity

What this unit identifies for the ion exchange capacity ca. 0.92 meq. g-1. I am a newcomer in the membrane area. I just started. I highly appreciate your help

08 May 2021 0 0 View

i have some problem with chtMultiRegionSimpleFoam

--> FOAM FATAL ERROR: Maximum number of iterations exceeded From function Foam::scalar Foam::species::thermo::T(Foam::scalar, Foam::scalar, Foam::scalar, Foam::scalar (Foam::species::thermo::*)(Foam::scalar, Foam::scalar) const, Foam::scalar (Foam::species::thermo::*)(Foam::scalar, Foam::scalar) const, Foam::scalar (Foam::species::thermo::*)(Foam::scalar) const) const [with Thermo = Foam::hConstThermo >; Type = Foam::sensibleEnthalpy; Foam::scalar = double; Foam::species::thermo = Foam::species::thermo >, Foam::sensibleEnthalpy>] in file /home/ubuntu/OpenFOAM/OpenFOAM-4.1/src/thermophysicalModels/specie/lnInclude/thermoI.H at line 66. FOAM aborting #0 Foam::error::printStack(Foam::Ostream&) at ??:? #1 Foam::error::abort() at ??:? #2 Foam::heRhoThermo >, Foam::sensibleEnthalpy> > > >::calculate() at ??:? #3 Foam::heRhoThermo >, Foam::sensibleEnthalpy> > > >::correct() at ??:? #4 ? at ??:? #5 __libc_start_main in "/lib/x86_64-linux-gnu/libc.so.6" #6 ? at ??:?

24 March 2021 0 0 View

Can we classify HV and LV lines based on line length?

I have dataset which shows the length of power lines. I need to classify the lines based on the line length. Is there a rule to classify the High voltage (HV) and low voltage (LV) lines based on...

03 March 2021 4,116 4 View

Why does blocking with my immunogenic peptide cause nuclear fluorescence in ICC?

Hi all, I am validating a polyclonal antibody raised against human ANT4, through WB and ICC. In most of my controls, the antibody shows very little off-target binding, but when I pre-incubate the...

03 March 2021 5,999 3 View

What is the production process of CaFe ferroalloys?

I looking for ferro calcium production process

03 March 2021 1,755 4 View

Resistor definition in Piezoelectric bimorph with ANSYS workbench

Hello, good day! I am trying to simulate similar bimorph piezoelectric harvester with below commands. However, the output power doesn't change with resistor value. Please help to find the reason. ET,10,CIRCU94,0 !SET UP RESISTOR R,1,100000 !RESISTANCE VALUE TYPE,10 !SET ELEMENT TYPE E,1,2 !CREATE RESISTOR BETWEEN NODES 1 AND 2 Thanks in advance Regards,

02 March 2021 0 0 View