A Performance Calculator

A Performance Calculator for Grid-Connected PV Systems Version 1

PVWATTS v. 1 can be used for locations accessible through links on the map below, or through a text list for U.S. sites; o sites outside the US, through test lists by region. Researchers at the National Renewable Energy Laboratory developed PVWATTS to permit non-experts to quickly obtain performance estimates for grid-connected PV systems.

Also available is an option to output hourly performance data. This option can be run after the inital calculation, and outp the data in a separate browser window. Instructions for saving the output to a text file can be accessed through the "Hel link at the top of the hourly output page.

The US & Its Territories To start the calculator, click on a state, or choose a state from the list of States and Territories.

Regions Outside the US To start the calculator, select the appropriate region, choose a country-city pair from the region drop-down menu, and click *Start PVWATTS For International Sites* For a list of country/province abbreviations click here.

Africa

Asia

Canada

Central America & Caribbean

Europe

South America

Southwest Pacific

*Start PVWATTS for International Sites*

Table 1. Country/Province Abbreviations by Region Region

Country Abbreviation

Africa

EGY

Egypt

ETH

Ethiopia

GHA

Ghana

KEN

Kenya

MAR

Morocco

SEN

Senegal

TUN

Tunisia

ZWE

Zimbabwe

ARE

United Arab Emirates

BGD

Bangladesh

CHN

China

IND

India

JPN

Japan

KAZ

Kazakhstan

KOR

Republic of Korea

LKA

Sri Lanka

Asia

Country/Province

Canada

Central America & Caribbean

Europe

MAC

Macau Special Administrative Region of China

MDV

Maldives

MNG

Mongolia

NPL

Nepal

RUS

Russian Federation

THA

Thailand

UZB

Uzebekistan

AL

Alberta

BC

British Columbia

MN

Manitoba

NB

New Brunswick

NF

Newfoundland

NS

Nova Scotia

NT

Northwest Territories

ON

Ontario

PE

Prince Edward Island

QU

Quebec

SA

Saskatchewan

YT

Yukon Territory

BLZ

Belize

CUB

Cuba

GTM

Guatemala

HND

Honduras

MTQ

Martinique

NIC

Nicaragua

SLV

El Salvador

AUT

Austria

BEL

Belgium

BIH

Bosnia and Herzegovina

CHE

Switzerland

CZE

Czech Republic

DEU

Germany

DNK

Denmark

ESP

Spain

FIN

Finland

FRA

France

GBR

United Kingdom

GRC

Greece

IRL

Ireland

ISL

Iceland

ITA

Italy

LTU

Lithuania

NLD

Netherlands

NOR

Norway

South America

Southwest Pacific

POL

Poland

PRT

Portugal

ROM

Romania

RUS

Russian Federation

SCG

Serbia and Montenegro

SVK

Slovakia

SVN

Slovenia

SWE

Sweden

UKR

Ukraine

ARG

Argentina

BRA

Brazil

CHL

Chile

PER

Peru

AUS

Australia

FJI NZL

Fiji New Zealand

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