UK Charging Solutions

Latest quarterly price per kWh paid by UK businesses for electricity, by annual-use size band, including and excluding the Climate Change Levy, from DESNZ QEP tables 3.4.1 and 3.4.2. Statistics, not a quote.

{
  "type": "object",
  "properties": {
    "band": {
      "type": "string",
      "description": "Optional size band name, e.g. 'Small' (20-499 MWh a year); leave out for all bands"
    }
  },
  "required": [],
  "additionalProperties": false
}

Average cost per kW for 10-50 kW solar (DESNZ, from MCS records), yearly generation at a reference city (PVGIS) and simple payback at the DESNZ small-business electricity price, for a Great Britain region.

{
  "type": "object",
  "properties": {
    "region": {
      "type": "string",
      "description": "Region name or slug, e.g. 'East of England' or 'east-of-england'"
    },
    "kw": {
      "type": "number",
      "description": "System size in kW (default 30)"
    }
  },
  "required": [
    "region"
  ],
  "additionalProperties": false
}

Cost of one charge, per mile and per 100 miles at the UK home price cap rate and average public and rapid pay-as-you-go prices (dated sources), plus an optional own price.

{
  "type": "object",
  "properties": {
    "battery_kwh": {
      "type": "number",
      "description": "Battery size in kWh"
    },
    "start_percent": {
      "type": "number",
      "description": "Start charge in percent"
    },
    "end_percent": {
      "type": "number",
      "description": "Target charge in percent"
    },
    "price_pence": {
      "type": "number",
      "description": "Optional own price in pence per kWh"
    }
  },
  "required": [
    "battery_kwh",
    "start_percent",
    "end_percent"
  ],
  "additionalProperties": false
}

Public and rapid EV chargers, chargers per 100,000 people, UK rank and plug-in vehicles for a UK council area, from Department for Transport data (EVCI0102, VEH0142).

{
  "type": "object",
  "properties": {
    "council": {
      "type": "string",
      "description": "Council name or slug, e.g. 'South Norfolk' or 'south-norfolk'"
    }
  },
  "required": [
    "council"
  ],
  "additionalProperties": false
}

How long an electric car takes to charge between two battery levels at a given charger power, with energy and approximate miles added.

{
  "type": "object",
  "properties": {
    "battery_kwh": {
      "type": "number",
      "description": "Battery size in kWh"
    },
    "start_percent": {
      "type": "number",
      "description": "Start charge in percent"
    },
    "end_percent": {
      "type": "number",
      "description": "Target charge in percent"
    },
    "charger_kw": {
      "type": "number",
      "description": "Charger power in kW"
    },
    "dc": {
      "type": "boolean",
      "description": "True for a DC (rapid) charger"
    },
    "car_ac_kw": {
      "type": "number",
      "description": "Car's maximum AC charging rate in kW (default 11)"
    },
    "car_dc_kw": {
      "type": "number",
      "description": "Car's maximum DC charging rate in kW (default 150)"
    }
  },
  "required": [
    "battery_kwh",
    "start_percent",
    "end_percent",
    "charger_kw"
  ],
  "additionalProperties": false
}

Suggests the slowest standard charger that adds the wanted miles within a typical stay, and the total load if every bay charges at once.

{
  "type": "object",
  "properties": {
    "dwell_minutes": {
      "type": "number",
      "description": "Typical stay in minutes"
    },
    "miles_wanted": {
      "type": "number",
      "description": "Miles drivers want to add"
    },
    "bays": {
      "type": "number",
      "description": "Number of charging bays"
    }
  },
  "required": [
    "dwell_minutes",
    "miles_wanted",
    "bays"
  ],
  "additionalProperties": false
}

Compares upfront cost, yearly income and payback for fully funded, part funded and self funded chargers. Any input left out uses the example figures from the site's calculator; state the assumptions to the user.

{
  "type": "object",
  "properties": {
    "bays": {
      "type": "number",
      "description": "Charging bays"
    },
    "sessions_per_bay_per_day": {
      "type": "number",
      "description": "Sessions per bay per day"
    },
    "kwh_per_session": {
      "type": "number",
      "description": "Energy per session in kWh"
    },
    "price_pence": {
      "type": "number",
      "description": "Price to drivers in pence per kWh"
    },
    "energy_pence": {
      "type": "number",
      "description": "Site electricity cost in pence per kWh"
    },
    "running_per_bay_per_year": {
      "type": "number",
      "description": "Software and maintenance in pounds per bay per year"
    },
    "capex_per_bay": {
      "type": "number",
      "description": "Equipment and installation in pounds per bay"
    },
    "grant_per_bay": {
      "type": "number",
      "description": "Grant in pounds per bay"
    }
  },
  "required": [],
  "additionalProperties": false
}

Checks the Workplace Charging Scheme grant and the 100% first-year allowance for EV chargepoints, with official sources and checked dates.

{
  "type": "object",
  "properties": {
    "org": {
      "type": "string",
      "description": "One of: business, charity, public, accommodation, school, home, landlord"
    },
    "tax": {
      "type": "string",
      "description": "One of: ct (Corporation Tax), it (Income Tax), none"
    },
    "sockets": {
      "type": "number",
      "description": "Number of charging sockets"
    },
    "cost": {
      "type": "number",
      "description": "Total cost of chargers and installation including VAT, in pounds"
    },
    "in_uk": {
      "type": "boolean",
      "description": "Site is in England, Wales, Scotland or Northern Ireland (default true)"
    },
    "off_street": {
      "type": "boolean",
      "description": "Chargers on the organisation's own off-street parking (default true)"
    }
  },
  "required": [
    "org",
    "tax",
    "sockets",
    "cost"
  ],
  "additionalProperties": false
}

Sends the user's site details to UK Charging Solutions, which may pass them to an installer partner that may pay a referral fee. Only call this when the user asked to be contacted and agreed to share these details. Returns ok true when sent.

{
  "type": "object",
  "properties": {
    "name": {
      "type": "string",
      "description": "Contact name"
    },
    "business": {
      "type": "string",
      "description": "Business name"
    },
    "email": {
      "type": "string",
      "description": "Contact email"
    },
    "phone": {
      "type": "string",
      "description": "Contact phone (optional)"
    },
    "postcode": {
      "type": "string",
      "description": "Site postcode"
    },
    "goal": {
      "type": "string",
      "description": "What the user most wants from the site (optional); one of the listed values",
      "enum": [
        "Earn more from your site",
        "Cut energy costs",
        "Attract customers and staff",
        "Meet requirements, no capital",
        "Not sure yet"
      ]
    },
    "site_type": {
      "type": "string",
      "description": "Type of site; one of the listed values",
      "enum": [
        "Farm shop or garden centre",
        "Pub, restaurant or café",
        "Hotel, B&B or holiday park",
        "Visitor attraction or leisure",
        "Retail or supermarket",
        "Office or workplace",
        "Fleet depot or logistics",
        "Car park",
        "Farm or rural business",
        "Other"
      ]
    },
    "interest": {
      "type": "string",
      "description": "What the user wants; one of the listed values",
      "enum": [
        "Host chargers, fully funded (revenue share)",
        "Part fund chargers with a provider",
        "Buy chargers outright (self funded)",
        "Solar panels",
        "Battery storage",
        "Fleet or depot charging",
        "Lower business electricity costs",
        "Not sure yet"
      ]
    },
    "message": {
      "type": "string",
      "description": "Anything else about the site (optional)"
    },
    "consent_to_share": {
      "type": "boolean",
      "description": "Must be true: the user agreed to their details being shared with an installer partner"
    }
  },
  "required": [
    "name",
    "email",
    "postcode",
    "site_type",
    "consent_to_share"
  ],
  "additionalProperties": false
}