For most studies, results become available once the solve is complete. When you cancel before the solve is complete, and no results are available, you are refunded the cost of the job.
In Injection Molding simulation studies, transient results become available as the job progresses. When you cancel before intermediate results become available, you are refunded the cost of the job. When you cancel a job, you are asked to confirm, and notified whether you will receive a refund.