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This creates a default annual accounting system with a An annual accounting menu item is created with a defaulted name Annual Accounting 1. . The Start Of Water Year Trigger also created automatically under the menu of Annual Accounting 1. This item triggers the resource assessment and allocation process. More details can be found under Add Trigger below. As in General Accounting, by right clicking on Annual Accounting, you can access the following menu items
in the Add Trigger section below.
The next sections explain the contextual menu items when you right click on the annual accounting system.
Add Off-Allocation System
This creates an off-allocation system. Refer to the Off Allocation node for more information.
Add Account Type
An annual accounting
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system may contain several account types. Each account type can also include many accounts. Right
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There are six submenu in the drop down menu: add account, add trigger, add usage limit, rename, delete and collapse.
Add Account
To add an account, right click the name you have allocated, and choose Add account. You can rename the account at this point. It is best to choose a name for the account associated with the node, or 'account host' that it will be used for.
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click on each account type to reveal the following contextual menu:
Add account - Set number of shares, initial account balance and previous usage. Previous usage can also be set by up as a function also if users click the ellipsis beside it. Select the water user to link the account to in associated account host. The associated account lists all the water user nodes built in this the project. Each account can have only one water user associated with it.
Figure 6. Configuring Accounts
Once the number of shares are set, go to the schematic editor window, right click the water user and choose “edit” to open the editor window. Click Distribution from the left hand panel, then click account sharing from the right hand panel. Details of account distribution and supply point will be shown. Unit shares will automatically be shown here if they were set in the resource assessment panel. Debit Type is also got automatically from configuration of annual accounting. Priority and Share Ratio are editable here.
Priority 1 is the highest level. The share ratios of Accounts with the same priority level should sum to 100%. More details can be found in the user guide Water User Node.
Add trigger
Triggers can be added at any level under Annual Accounting. Right click the account and choose Add trigger. A trigger initiates or cancels certain actions for an account and can be configured using the properties panel shown in Figure 5. Users can also edit functions for a trigger. For example, if “Function” is chosen for trigger configuration, a function is needed to initiate an action. The format of a function should be like this: “IF A>B, 1, 0”, where “1” indicates the action will occur and “0” means the action will not happen.
An account can have several triggers, each can be designed to initiate a particular action. Right click trigger, users can choose rename or delete to rename or delete this trigger from the drop-down menu. After triggers are set up, users can set triggers’ priorities by moving them up and down in Trigger Priority.
Add usage limit
Right click the account or account type and choose Add usage limit, see Figure 4. Users can limit water usage for all accounts by absolute volume or per-unit-share for moving water year or movable time window (Figure 4). An account can have several usage limits, each can be designed to initiate a particular limit. Right click usage limit, users can choose rename or delete to rename or delete this usage limit from the drop-down menu.
Configuration of Account Type
When account, trigger and water usage limit are all set up, you can go back to account type to configure and see summary information of all added accounts.
Click Account Type on the left hand panel, and make sure the configuration tab is selected on the right (Figure 2), set debit type, priority, minimum and maximum balance, minimum and maximum volume. If they are non-debit accounts, you need to tick the box Enable non-debit accounts, and then the availability threshold and repayment threshold become editable.
For allocation calculation method, there are two options from the allocation calculation drop down menu (Figure 2). One is as a function, where you can determine an account type’s allocation. The other is by using an available resource allocation table (ARA table). This function may reference a wide range of variables available in the model, including allocations to other account types and resource assessment systems. If an ARA table is chosen (Figure 7), configuration options will display for you to set detailed information.
Figure 7 Configuring Allocation Calculation Model
There are five methods can be chosen form the drop-down menu of method to apply for this account type in ARA table (Figure 7):
Function You set the function at this level.
Monthly varying You can set the calculation method as either interpolate or threshold.
Percent (with Function) This is similar to percent (with linked volume), difference exists at the annual accounting level allocation page which is discussed somewhere.
Percent (with linked volume) The default option for method to apply for this account type in ARA table. You can set Announced Increment, Maximum Announced Percent and Shares. If Use Shares from Accounts is ticked, Shares will get value automatically from account shares which is set at the account (rather than the account type) level.
Volumetric. You will need to set the volume at the annual accounting level allocation page which is discussed somewhere.
Accounts summary at Account Type Level
Clicking on the Accounts tab beside configuration at the top of the right hand panel (Figure 7), will show all the accounts created under this Account type.
You can also add an account simply by click the Add Account button below the list, or delete an account by selecting the account that to be deleted and clicking the Delete Account button. The Unit Shares and Initial Balance values are transferred automatically from the account but can also be edited here (Figure 7b).
Figure 7b. Accounts Summary Tab
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Figure ??? Trigger Priority screen
