diff --git a/wetb/hawc2/htc_file.py b/wetb/hawc2/htc_file.py
index 69d2c741fc761e30292243a439c3a2d1fadc9b4a..5c38bdc97caeba1bdf9b57721e449c1ced48aff4 100644
--- a/wetb/hawc2/htc_file.py
+++ b/wetb/hawc2/htc_file.py
@@ -104,16 +104,28 @@ class HTCFile(HTCContents, HTCDefaults):
         with open(filename, 'w', encoding='utf-8') as fid:
             fid.write(str(self))
 
-    def set_name(self, name, folder="htc/"):
+    def set_name(self, name, htc_folder="htc", log_folder="log", res_folder="res"):
         #if os.path.isabs(folder) is False and os.path.relpath(folder).startswith("htc" + os.path.sep):
-        folder = "./" + os.path.relpath(folder).replace("\\", "/")
+        fmt_folder = lambda folder : "./" + os.path.relpath(folder).replace("\\", "/")
 
-        self.filename = os.path.relpath(os.path.join(self.modelpath, folder, "%s.htc" % name)).replace("\\", "/")
+        self.filename = os.path.abspath(os.path.join(self.modelpath, fmt_folder(htc_folder), "%s.htc" % name)).replace("\\", "/")
         if 'simulation' in self and 'logfile' in self.simulation:
-            self.simulation.logfile = os.path.join(folder.replace("htc", "log", 1), "%s.log" % name).replace("\\", "/")
-        elif 'test_structure' in self and 'logfile' in self.test_structure:
-            self.test_structure.logfile = os.path.join(folder.replace("htc", "log", 1), "%s.log" % name).replace("\\", "/")
-        self.output.filename = os.path.join(folder.replace("htc", "res", 1), "%s" % name).replace("\\", "/")
+            self.simulation.logfile = os.path.join(fmt_folder(log_folder), "%s.log" % name).replace("\\", "/")
+        elif 'test_structure' in self and 'logfile' in self.test_structure:  # hawc2aero
+            self.test_structure.logfile = os.path.join(fmt_folder(log_folder), "%s.log" % name).replace("\\", "/")
+        self.output.filename = os.path.join(fmt_folder(res_folder), "%s" % name).replace("\\", "/")
+
+    def set_time(self, start=None, stop=None, step=None):
+        if stop is not None:
+            self.simulation.time_stop = stop
+        else:
+            stop = self.simulation.time_stop[0]
+        if step is not None:
+            self.simulation.newmark.deltat = step
+        if start is not None:
+            self.output.time = start, stop
+            if "wind" in self and self.wind.turb_format[0] > 0:
+                self.wind.scale_time_start = start
 
     def input_files(self):
         files = self.htc_inputfiles
diff --git a/wetb/hawc2/tests/test_htc_file.py b/wetb/hawc2/tests/test_htc_file.py
index e852d6256d2292c577ccd68a9b9c0f617a6834de..71fbb4d276d38b939895e7164e2825b1c768d8e0 100644
--- a/wetb/hawc2/tests/test_htc_file.py
+++ b/wetb/hawc2/tests/test_htc_file.py
@@ -84,6 +84,14 @@ class TestHtcFile(unittest.TestCase):
         self.assertEqual(htcfile.simulation.time_stop[0], 2 * time_stop)
         self.assertEqual(htcfile.simulation.time_stop.__class__, HTCLine)
 
+        htcfile.output.time = 10, 20
+        self.assertEqual(htcfile.output.time[:2], [10, 20])
+        self.assertEqual(str(htcfile.output.time), "time\t10 20;\n")
+        htcfile.output.time = [11, 21]
+        self.assertEqual(htcfile.output.time[:2], [11, 21])
+        htcfile.output.time = "12 22"
+        self.assertEqual(htcfile.output.time[:2], [12, 22])
+
     def test_htc_file_set_key(self):
         htcfile = HTCFile(self.testfilepath + "test.htc")
         htcfile.simulation.name = "value"
@@ -99,9 +107,21 @@ class TestHtcFile(unittest.TestCase):
             pass
 
     def test_htcfile_setname(self):
-        htcfile = HTCFile()
-        htcfile.set_name("mytest")
-        self.assertEqual(htcfile.filename, '../htc/mytest.htc')
+        htcfile = HTCFile(self.testfilepath + "test.htc")
+        htcfile.set_name("mytest", htc_folder="htcfiles")
+        self.assertEqual(os.path.relpath(htcfile.filename, self.testfilepath), r'mytest.htc')
+        self.assertEqual(htcfile.simulation.logfile[0], './log/mytest.log')
+        self.assertEqual(htcfile.output.filename[0], './res/mytest')
+
+
+
+    def test_set_time(self):
+        htcfile = HTCFile(self.testfilepath + "test.htc")
+        htcfile.set_time(10, 20, 0.2)
+        self.assertEqual(htcfile.simulation.time_stop[0], 20)
+        self.assertEqual(htcfile.simulation.newmark.deltat[0], 0.2)
+        self.assertEqual(htcfile.wind.scale_time_start[0], 10)
+        self.assertEqual(htcfile.output.time[:2], [10, 20])
 
 
 
@@ -124,7 +144,7 @@ class TestHtcFile(unittest.TestCase):
     box_dim_u\t4096 1.4652;
     box_dim_v\t32 3.2258;
     box_dim_w\t32 3.2258;
-    std_scaling\t1.000000 0.800000 0.500000;"""
+    std_scaling\t1 0.8 0.5;"""
         for a, b in zip(s.split("\n"), str(htcfile.wind.mann).split("\n")):
             self.assertEqual(a.strip(), b.strip())
         self.assertEqual(htcfile.wind.turb_format[0], 1)
@@ -223,6 +243,7 @@ class TestHtcFile(unittest.TestCase):
 
 
 
+
 if __name__ == "__main__":
     #import sys;sys.argv = ['', 'Test.testName']
     unittest.main()