UNITED STATES
                       SECURITIES AND EXCHANGE COMMISSION

                             Washington, D.C. 20549

                                    FORM 8-K

                                 CURRENT REPORT

     Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934

Date of Report (date of earliest event reported):    May 22, 2006
                                                     ------------

                          HYDROGEN ENGINE CENTER, INC.
             ------------------------------------------------------
             (Exact name of registrant as specified in its charter)

         NEVADA                      000-50542               82-0497807
----------------------------       ------------          -------------------
(State or other jurisdiction       (Commission             (IRS Employer
    of incorporation)              File Number)          Identification No.)

                    602 East Fair Street, Algona, Iowa 50511
                    (Address of principal executive offices)

Registrant's telephone number, including area code: (515) 295-3178

Check the appropriate box below if the Form 8-K filing is intended to
simultaneously satisfy the filing obligation of the registrant under any of the
following provisions:

[ ]  Written communications pursuant to Rule 425 under the Securities Act (17
     CFR 230.425)
[ ]  Soliciting material pursuant to Rule 14a-12 under the Exchange Act (17
     CFR 240.14a-12)
[ ]  Pre-commencement communications pursuant to Rule 14d-2(b) under the
     Exchange Act (17 CFR 240.14d-2(b))
[ ]  Pre-commencement communications pursuant to Rule 13e-4(c) under the
     Exchange Act (17 CFR 240.13e-4(c))

*Pre-commencement communications pursuant to Rule 13e-4(c) under the Exchange
Act (17 CFR 240.13e-4(c))






ITEM 9.01   FINANCIAL STATEMENTS AND EXHIBITS.

(c) EXHIBITS

Exhibit No.         Description of Exhibit
-----------         ----------------------

99.1                Press Release issued by Hydrogen Engine Center,  Inc., dated
                    May 22, 2006.




   SIGNATURES

Pursuant to the requirements of the Securities Exchange Act of 1934, the
registrant has duly caused this report to be signed on its behalf by the
undersigned hereunto duly authorized.

HYDROGEN ENGINE CENTER, INC.
   (Registrant)


   By: /s/ Sandra Batt
   -------------------------------
   Name:  Sandra Batt
   Title: Chief Financial Officer

Date:  May 22, 2006




  EXHIBIT INDEX


Exhibit No.       Description of Exhibit
-----------       ----------------------

99.1              Press Release issued by Hydrogen  Engine Center, dated May 22,
                  2006.

                                      -2-