Short answer

In regions with high solar irradiance like Jeddah, prioritize the integration of rooftop PV systems as a primary strategy for reducing domestic energy consumption and grid dependence.

Field
Resource Management
Source
Energies (2019)
Method
Simulation and Cost-Benefit Analysis
Evidence
Strong effect

Rooftop solar photovoltaic (PV) systems can significantly offset domestic electricity consumption in Jeddah, Saudi Arabia, potentially meeting up to 80% of a villa's demand. This resource management research insight is drawn from a 2019 study published in Energies. Using Simulation and cost-benefit analysis, researchers explored how this design variable affects real-world outcomes. The key design takeaway: In regions with high solar irradiance like Jeddah, prioritize the integration of rooftop PV systems as a primary strategy for reducing domestic energy consumption and grid dependence.

Study
Resource ManagementHigh ImpactStrong effect

Rooftop Solar PV Can Meet 80% of Villa Electricity Demand in Jeddah

Rooftop solar photovoltaic (PV) systems can significantly offset domestic electricity consumption in Jeddah, Saudi Arabia, potentially meeting up to 80% of a villa's demand.

Energies · 2019

01

Key Findings

  • 01Rooftop PV output can reduce household electrical demand from the grid by approximately 80%.
  • 02Combining PV systems with building refurbishment can lead to additional energy savings.
  • 03Economic analysis indicates viable payback periods and ROI for PV systems, especially with proposed feed-in tariffs.
02

Application

Design takeaway

In regions with high solar irradiance like Jeddah, prioritize the integration of rooftop PV systems as a primary strategy for reducing domestic energy consumption and grid dependence.

How to apply

When designing or retrofitting residential buildings in sunny climates, conduct an assessment of rooftop solar PV potential to offset electricity demand and evaluate the economic viability of system installation.

Project actions

  • 01When researching energy solutions, consider the specific climate and available resources of the target location.
  • 02Quantify the potential energy generation and savings to demonstrate the impact of your design.
03

Method & Evidence

AimWhat is the potential for rooftop-mounted photovoltaic (PV) power generation to meet the domestic electrical demand of a villa in Jeddah, Saudi Arabia, and what are the associated economic implications?
MethodSimulation and Cost-Benefit Analysis
ProcedureThe study monitored the electricity consumption of two typical villas in Jeddah, correlating it with indoor environmental conditions to understand cooling demand. Simulated power generation from rooftop PV arrays was then assessed against this demand profile using a dynamic solar radiation simulation model. A cost-benefit analysis was performed for various PV system capacities, considering potential feed-in tariffs.
ContextResidential energy consumption and renewable energy integration in Saudi Arabia.

Variables

IV["Rooftop PV system capacity","Building refurbishment measures"]
DV["Percentage of domestic electrical demand met by PV","Energy savings","Payback period","Return on Investment (ROI)"]
CV["Villa electricity consumption profile","Local solar radiation levels","Electricity prices","Government feed-in tariff rates"]
04

Strengths & Limitations

Strengths

  • +Combines real-world consumption data with simulation.
  • +Includes economic analysis for practical application.
  • +Addresses a relevant national energy strategy (Vision 2030).

Limitations

The simulation relies on average weather data; actual performance can be affected by day-to-day weather variations. The cost-benefit analysis is sensitive to changes in electricity prices and government incentives.

Reliability & validity

The reliability of the simulation depends on the accuracy of the solar radiation model and the consumption data. Validity is supported by the inclusion of a cost-benefit analysis, which grounds the findings in practical economic considerations.

Think critically

How might the findings of this study be adapted for regions with lower solar irradiance or different electricity pricing structures?

05

Design Principles

"Maximize on-site renewable energy generation to meet a significant portion of building energy demand."

This finding highlights a practical pathway for reducing reliance on fossil fuels for residential power. It offers a tangible strategy for homeowners to lower their energy bills and contribute to national renewable energy targets, while also reducing strain on the national grid.

06

What This Means for Your Design

Putting solar panels on the roof of a house in Jeddah can provide most of the electricity it needs, saving money and helping the environment.

How to use in your project

  • 1.Use this study to justify the selection of solar energy as a sustainable power source in your design project.
  • 2.Cite the findings on energy reduction percentages and economic viability to support your design decisions.
07

Add to My Project

08

Quick Cite

Paragraph starter

This research indicates that rooftop solar PV systems have significant potential to meet domestic electrical demand, with studies showing up to 80% of a villa's needs can be met in locations like Jeddah, Saudi Arabia. The economic feasibility is further enhanced by potential government incentives such as feed-in tariffs, making solar integration a viable strategy for reducing household energy costs and grid reliance.

09

Source

Energies

Potential for Rooftop-Mounted PV Power Generation to Meet Domestic Electrical Demand in Saudi Arabia: Case Study of a Villa in Jeddah

journal · 2019

View source

Questions About This Research

What does the research say about rooftop solar pv can meet 80% of villa electricity demand in jeddah?
In regions with high solar irradiance like Jeddah, prioritize the integration of rooftop PV systems as a primary strategy for reducing domestic energy consumption and grid dependence. Evidence: Energies (2019).
Why does "Rooftop Solar PV Can Meet 80% of Villa Electricity Demand in Jeddah" matter for design?
This finding highlights a practical pathway for reducing reliance on fossil fuels for residential power. It offers a tangible strategy for homeowners to lower their energy bills and contribute to national renewable energy targets, while also reducing strain on the national grid.
How can designers apply this research?
In regions with high solar irradiance like Jeddah, prioritize the integration of rooftop PV systems as a primary strategy for reducing domestic energy consumption and grid dependence.
What were the main findings?
Rooftop PV output can reduce household electrical demand from the grid by approximately 80%.. Combining PV systems with building refurbishment can lead to additional energy savings.. Economic analysis indicates viable payback periods and ROI for PV systems, especially with proposed feed-in tariffs.
What research method was used?
Simulation and Cost-Benefit Analysis.
How strong is the evidence?
Evidence strength is rated Strong effect, based on a 2019 journal from Energies.
What should I do differently in my next project?
When designing or retrofitting residential buildings in sunny climates, conduct an assessment of rooftop solar PV potential to offset electricity demand and evaluate the economic viability of system installation.
What are the limitations?
The study focused on specific villa typologies in Jeddah; results may vary for different building types, climates, or consumption patterns. The economic analysis is dependent on proposed, rather than established, feed-in tariffs.